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SYNX vs KOSS vs SONO vs SGRP vs LOGI

Revenue, margins, valuation, and 5-year total return — side by side.

Live fundamentals10-year financials5-year price chart
SYNX
Silynxcom Ltd.

Communication Equipment

TechnologyAMEX • IL
Market Cap$8M
5Y Perf.-61.0%
KOSS
Koss Corporation

Consumer Electronics

TechnologyNASDAQ • US
Market Cap$39M
5Y Perf.+46.0%
SONO
Sonos, Inc.

Consumer Electronics

TechnologyNASDAQ • US
Market Cap$1.82B
5Y Perf.-3.4%
SGRP
SPAR Group, Inc.

Specialty Business Services

IndustrialsNASDAQ • US
Market Cap$16M
5Y Perf.-35.2%
LOGI
Logitech International S.A.

Computer Hardware

TechnologyNASDAQ • CH
Market Cap$15.70B
5Y Perf.+31.2%

SYNX vs KOSS vs SONO vs SGRP vs LOGI — Key Financials

Market cap, revenue, margins, and valuation side-by-side.

Company Snapshot
SYNX logoSYNX
KOSS logoKOSS
SONO logoSONO
SGRP logoSGRP
LOGI logoLOGI
IndustryCommunication EquipmentConsumer ElectronicsConsumer ElectronicsSpecialty Business ServicesComputer Hardware
Market Cap$8M$39M$1.82B$16M$15.70B
Revenue (TTM)$16M$13M$1.46B$147M$4.84B
Net Income (TTM)$-4M$-1M$-41M$-22M$711M
Gross Margin41.5%35.6%44.8%20.7%43.2%
Operating Margin-22.2%-17.3%2.0%-11.7%16.0%
Forward P/E47.8x19.7x
Total Debt$908K$3M$60M$19M$0.00
Cash & Equiv.$3M$3M$175M$18M$1.75B

SYNX vs KOSS vs SONO vs SGRP vs LOGILong-Term Stock Performance

Price return indexed to 100 at period start. Dividends excluded.

SYNX
KOSS
SONO
SGRP
LOGI
StockJan 24May 26Return
Silynxcom Ltd. (SYNX)10039.0-61.0%
Koss Corporation (KOSS)100146.0+46.0%
Sonos, Inc. (SONO)10096.6-3.4%
SPAR Group, Inc. (SGRP)10064.8-35.2%
Logitech Internatio… (LOGI)100131.2+31.2%

Price return only. Dividends and distributions are not included.

Quick Verdict: SYNX vs KOSS vs SONO vs SGRP vs LOGI

Each card shows where this stock fits in a portfolio — not just who wins on paper.

Bottom line: LOGI leads in 4 of 7 categories (5-stock set), making it the strongest pick for valuation and capital efficiency and profitability and margin quality. Silynxcom Ltd. is the stronger pick specifically for growth and revenue expansion and capital preservation and lower volatility. SONO also leads in specific categories worth noting. This set spans 2 sectors — these stocks serve different portfolio roles, not just different price points.
SYNX
Silynxcom Ltd.
The Growth Play

SYNX is the #2 pick in this set and the best alternative if growth exposure and sleep-well-at-night is your priority.

  • Rev growth 19.1%, EPS growth 49.4%, 3Y rev CAGR -1.7%
  • Lower volatility, beta 0.01, Low D/E 16.4%, current ratio 3.19x
  • Beta 0.01, current ratio 3.19x
  • 19.1% revenue growth vs SGRP's -5.5%
Best for: growth exposure and sleep-well-at-night
KOSS
Koss Corporation
The Technology Pick

KOSS lags the leaders in this set but could rank higher in a more targeted comparison.

Best for: technology exposure
SONO
Sonos, Inc.
The Momentum Pick

SONO ranks third and is worth considering specifically for momentum.

  • +52.9% vs SGRP's -36.4%
Best for: momentum
SGRP
SPAR Group, Inc.
The Lower-Volatility Pick

Among these 5 stocks, SGRP doesn't own a clear edge in any measured category.

Best for: industrials exposure
LOGI
Logitech International S.A.
The Income Pick

LOGI carries the broadest edge in this set and is the clearest fit for income & stability and long-term compounding.

  • Dividend streak 12 yrs, beta 1.33, yield 1.4%
  • 6.8% 10Y total return vs SONO's -24.4%
  • Better valuation composite
  • 14.7% margin vs SYNX's -28.2%
Best for: income & stability and long-term compounding
See the full category breakdown
CategoryWinnerWhy
GrowthSYNX logoSYNX19.1% revenue growth vs SGRP's -5.5%
ValueLOGI logoLOGIBetter valuation composite
Quality / MarginsLOGI logoLOGI14.7% margin vs SYNX's -28.2%
Stability / SafetySYNX logoSYNXBeta 0.01 vs SONO's 1.72, lower leverage
DividendsLOGI logoLOGI1.4% yield; 12-year raise streak; the other 4 pay no meaningful dividend
Momentum (1Y)SONO logoSONO+52.9% vs SGRP's -36.4%
Efficiency (ROA)LOGI logoLOGI18.5% ROA vs SYNX's -53.6%, ROIC 97.8% vs -40.6%

SYNX vs KOSS vs SONO vs SGRP vs LOGI — Revenue Breakdown by Segment

How each company's revenue is distributed across its business units

SYNXSilynxcom Ltd.

Segment breakdown not available.

KOSSKoss Corporation

Segment breakdown not available.

SONOSonos, Inc.
FY 2025
Sonos Speakers
77.7%$1.1B
Sonos System Products
17.3%$249M
Partner Products And Other Revenue
5.0%$72M
SGRPSPAR Group, Inc.

Segment breakdown not available.

LOGILogitech International S.A.
FY 2025
Retail Gaming
29.4%$1.3B
Retail Keyboards Desktops
19.4%$883M
Retail Pointing Devices
17.3%$789M
Retail Video Collaboration
13.7%$626M
Retail Video
6.9%$316M
Retail Tablet And Other Accessories
6.6%$300M
Retail Headsets
3.9%$180M
Other (1)
2.7%$124M

SYNX vs KOSS vs SONO vs SGRP vs LOGI — Financial Metrics

Side-by-side numbers across 5 stocks — who leads on profitability, valuation, growth, and risk.

BEST OVERALLLOGILAGGINGSONO

Income & Cash Flow (Last 12 Months)

LOGI leads this category, winning 4 of 6 comparable metrics.

LOGI is the larger business by revenue, generating $4.8B annually — 377.0x KOSS's $13M. LOGI is the more profitable business, keeping 14.7% of every revenue dollar as net income compared to SYNX's -28.2%. On growth, SGRP holds the edge at +9.6% YoY revenue growth, suggesting stronger near-term business momentum.

MetricSYNX logoSYNXSilynxcom Ltd.KOSS logoKOSSKoss CorporationSONO logoSONOSonos, Inc.SGRP logoSGRPSPAR Group, Inc.LOGI logoLOGILogitech Internat…
RevenueTrailing 12 months$16M$13M$1.5B$147M$4.8B
EBITDAEarnings before interest/tax-$3M-$2M$61M-$16M$855M
Net IncomeAfter-tax profit-$4M-$1M-$41M-$22M$711M
Free Cash FlowCash after capex-$3M-$1M$118M-$18M$976M
Gross MarginGross profit ÷ Revenue+41.5%+35.6%+44.8%+20.7%+43.2%
Operating MarginEBIT ÷ Revenue-22.2%-17.3%+2.0%-11.7%+16.0%
Net MarginNet income ÷ Revenue-28.2%-8.6%-2.8%-14.7%+14.7%
FCF MarginFCF ÷ Revenue-16.3%-11.2%+8.1%-12.0%+20.2%
Rev. Growth (YoY)Latest quarter vs prior year-57.7%+1.6%+8.4%+9.6%+7.4%
EPS Growth (YoY)Latest quarter vs prior year-92.9%-77.5%-29.3%+2.1%
LOGI leads this category, winning 4 of 6 comparable metrics.

Valuation Metrics

SGRP leads this category, winning 3 of 6 comparable metrics.

On an enterprise value basis, SGRP's 14.6x EV/EBITDA is more attractive than SONO's 143.7x.

MetricSYNX logoSYNXSilynxcom Ltd.KOSS logoKOSSKoss CorporationSONO logoSONOSonos, Inc.SGRP logoSGRPSPAR Group, Inc.LOGI logoLOGILogitech Internat…
Market CapShares × price$8M$39M$1.8B$16M$15.7B
Enterprise ValueMkt cap + debt − cash$6M$39M$1.7B$17M$13.9B
Trailing P/EPrice ÷ TTM EPS-2.64x-44.54x-29.51x-5.13x22.79x
Forward P/EPrice ÷ next-FY EPS est.47.77x19.71x
PEG RatioP/E ÷ EPS growth rate
EV / EBITDAEnterprise value multiple143.75x14.65x17.99x
Price / SalesMarket cap ÷ Revenue0.87x3.12x1.26x0.37x3.24x
Price / BookPrice ÷ Book value/share1.12x1.27x5.12x0.65x7.29x
Price / FCFMarket cap ÷ FCF16.81x16.09x
SGRP leads this category, winning 3 of 6 comparable metrics.

Profitability & Efficiency

LOGI leads this category, winning 7 of 9 comparable metrics.

LOGI delivers a 32.2% return on equity — every $100 of shareholder capital generates $32 in annual profit, vs $-130 for SGRP. KOSS carries lower financial leverage with a 0.08x debt-to-equity ratio, signaling a more conservative balance sheet compared to SGRP's 0.78x. On the Piotroski fundamental quality scale (0–9), KOSS scores 5/9 vs SGRP's 3/9, reflecting solid financial health.

MetricSYNX logoSYNXSilynxcom Ltd.KOSS logoKOSSKoss CorporationSONO logoSONOSonos, Inc.SGRP logoSGRPSPAR Group, Inc.LOGI logoLOGILogitech Internat…
ROE (TTM)Return on equity-85.3%-3.6%-10.4%-130.0%+32.2%
ROA (TTM)Return on assets-53.6%-3.0%-4.8%-35.0%+18.5%
ROICReturn on invested capital-40.6%-4.2%-13.4%-1.8%+97.8%
ROCEReturn on capital employed-33.8%-4.9%-9.9%-2.8%+31.1%
Piotroski ScoreFundamental quality 0–945435
Debt / EquityFinancial leverage0.16x0.08x0.17x0.78x
Net DebtTotal debt minus cash-$2M-$266,063-$115M$712,000-$1.8B
Cash & Equiv.Liquid assets$3M$3M$175M$18M$1.8B
Total DebtShort + long-term debt$908,000$3M$60M$19M$0
Interest CoverageEBIT ÷ Interest expense-8.34x-3827.70x2587.88x-7.80x
LOGI leads this category, winning 7 of 9 comparable metrics.

Total Returns (Dividends Reinvested)

LOGI leads this category, winning 5 of 6 comparable metrics.

A $10,000 investment in LOGI five years ago would be worth $10,649 today (with dividends reinvested), compared to $2,584 for KOSS. Over the past 12 months, SONO leads with a +52.9% total return vs SGRP's -36.4%. The 3-year compound annual growth rate (CAGR) favors LOGI at 20.7% vs SYNX's -30.9% — a key indicator of consistent wealth creation.

MetricSYNX logoSYNXSilynxcom Ltd.KOSS logoKOSSKoss CorporationSONO logoSONOSonos, Inc.SGRP logoSGRPSPAR Group, Inc.LOGI logoLOGILogitech Internat…
YTD ReturnYear-to-date+0.8%-4.1%-14.0%-25.0%+9.1%
1-Year ReturnPast 12 months-36.0%-12.4%+52.9%-36.4%+36.7%
3-Year ReturnCumulative with dividends-67.0%+4.8%-30.9%-33.9%+75.9%
5-Year ReturnCumulative with dividends-67.0%-74.2%-56.8%-61.4%+6.5%
10-Year ReturnCumulative with dividends-67.0%+90.0%-24.4%-30.5%+680.9%
CAGR (3Y)Annualised 3-year return-30.9%+1.6%-11.6%-12.9%+20.7%
LOGI leads this category, winning 5 of 6 comparable metrics.

Risk & Volatility

Evenly matched — SYNX and LOGI each lead in 1 of 2 comparable metrics.

SYNX is the less volatile stock with a 0.01 beta — it tends to amplify market swings less than SONO's 1.72 beta. A beta below 1.0 means the stock typically moves less than the S&P 500. LOGI currently trades 88.9% from its 52-week high vs SGRP's 47.3% drawdown — a narrower gap to the peak suggests stronger recent price momentum.

MetricSYNX logoSYNXSilynxcom Ltd.KOSS logoKOSSKoss CorporationSONO logoSONOSonos, Inc.SGRP logoSGRPSPAR Group, Inc.LOGI logoLOGILogitech Internat…
Beta (5Y)Sensitivity to S&P 5000.01x1.58x1.72x0.06x1.33x
52-Week HighHighest price in past year$2.28$8.59$19.82$1.41$123.01
52-Week LowLowest price in past year$0.73$3.50$9.23$0.50$78.52
% of 52W HighCurrent price vs 52-week peak+52.2%+48.4%+75.9%+47.3%+88.9%
RSI (14)Momentum oscillator 0–10051.350.657.555.464.4
Avg Volume (50D)Average daily shares traded1.7M23K1.3M55K1.0M
Evenly matched — SYNX and LOGI each lead in 1 of 2 comparable metrics.

Analyst Outlook

LOGI leads this category, winning 1 of 1 comparable metric.

Analyst consensus: SONO as "Buy", LOGI as "Hold". Consensus price targets imply 29.6% upside for SONO (target: $20) vs -0.4% for LOGI (target: $109). LOGI is the only dividend payer here at 1.44% yield — a key consideration for income-focused portfolios.

MetricSYNX logoSYNXSilynxcom Ltd.KOSS logoKOSSKoss CorporationSONO logoSONOSonos, Inc.SGRP logoSGRPSPAR Group, Inc.LOGI logoLOGILogitech Internat…
Analyst RatingConsensus buy/hold/sellBuyHold
Price TargetConsensus 12-month target$19.50$109.00
# AnalystsCovering analysts919
Dividend YieldAnnual dividend ÷ price+1.4%
Dividend StreakConsecutive years of raises012
Dividend / ShareAnnual DPS$1.57
Buyback YieldShare repurchases ÷ mkt cap0.0%0.0%+4.5%+11.3%0.0%
LOGI leads this category, winning 1 of 1 comparable metric.
Key Takeaway

LOGI leads in 4 of 6 categories (Income & Cash Flow, Profitability & Efficiency). SGRP leads in 1 (Valuation Metrics). 1 tied.

Best OverallLogitech International S.A. (LOGI)Leads 4 of 6 categories
Loading custom metrics...

SYNX vs KOSS vs SONO vs SGRP vs LOGI: Key Questions Answered

10 questions · data-driven answers · updated daily

01

Is SYNX or KOSS or SONO or SGRP or LOGI a better buy right now?

For growth investors, Silynxcom Ltd.

(SYNX) is the stronger pick with 19. 1% revenue growth year-over-year, versus -5. 5% for SPAR Group, Inc. (SGRP). Logitech International S. A. (LOGI) offers the better valuation at 22. 8x trailing P/E (19. 7x forward), making it the more compelling value choice. Analysts rate Sonos, Inc. (SONO) a "Buy" — based on 9 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

02

Which has the better valuation — SYNX or KOSS or SONO or SGRP or LOGI?

On forward P/E, Logitech International S.

A. is actually cheaper at 19. 7x.

03

Which is the better long-term investment — SYNX or KOSS or SONO or SGRP or LOGI?

Over the past 5 years, Logitech International S.

A. (LOGI) delivered a total return of +6. 5%, compared to -74. 2% for Koss Corporation (KOSS). Over 10 years, the gap is even starker: LOGI returned +680. 9% versus SYNX's -67. 0%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

04

Which is safer — SYNX or KOSS or SONO or SGRP or LOGI?

By beta (market sensitivity over 5 years), Silynxcom Ltd.

(SYNX) is the lower-risk stock at 0. 01β versus Sonos, Inc. 's 1. 72β — meaning SONO is approximately 11735% more volatile than SYNX relative to the S&P 500. On balance sheet safety, Koss Corporation (KOSS) carries a lower debt/equity ratio of 8% versus 78% for SPAR Group, Inc. — giving it more financial flexibility in a downturn.

05

Which is growing faster — SYNX or KOSS or SONO or SGRP or LOGI?

By revenue growth (latest reported year), Silynxcom Ltd.

(SYNX) is pulling ahead at 19. 1% versus -5. 5% for SPAR Group, Inc. (SGRP). On earnings-per-share growth, the picture is similar: Silynxcom Ltd. grew EPS 49. 4% year-over-year, compared to -181. 3% for SPAR Group, Inc.. Over a 3-year CAGR, LOGI leads at 2. 2% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

06

Which has better profit margins — SYNX or KOSS or SONO or SGRP or LOGI?

Logitech International S.

A. (LOGI) is the more profitable company, earning 14. 7% net margin versus -25. 8% for Silynxcom Ltd. — meaning it keeps 14. 7% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: LOGI leads at 16. 0% versus -16. 2% for SYNX. At the gross margin level — before operating expenses — SONO leads at 43. 7%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

07

Is SYNX or KOSS or SONO or SGRP or LOGI more undervalued right now?

On forward earnings alone, Logitech International S.

A. (LOGI) trades at 19. 7x forward P/E versus 47. 8x for Sonos, Inc. — 28. 1x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for SONO: 29. 6% to $19. 50.

08

Which pays a better dividend — SYNX or KOSS or SONO or SGRP or LOGI?

In this comparison, LOGI (1.

4% yield) pays a dividend. SYNX, KOSS, SONO, SGRP do not pay a meaningful dividend and should not be held primarily for income.

09

Is SYNX or KOSS or SONO or SGRP or LOGI better for a retirement portfolio?

For long-horizon retirement investors, Silynxcom Ltd.

(SYNX) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 01)). Sonos, Inc. (SONO) carries a higher beta of 1. 72 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (SYNX: -67. 0%, SONO: -24. 4%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

10

What are the main differences between SYNX and KOSS and SONO and SGRP and LOGI?

These companies operate in different sectors (SYNX (Technology) and KOSS (Technology) and SONO (Technology) and SGRP (Industrials) and LOGI (Technology)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: SYNX is a small-cap high-growth stock; KOSS is a small-cap quality compounder stock; SONO is a small-cap quality compounder stock; SGRP is a small-cap quality compounder stock; LOGI is a mid-cap quality compounder stock. LOGI pays a dividend while SYNX, KOSS, SONO, SGRP do not, making them suitable for different income and tax situations. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.

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SYNX

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  • Market Cap > $100B
  • Gross Margin > 24%
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  • Sector: Technology
  • Market Cap > $100B
  • Gross Margin > 21%
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SONO

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  • Market Cap > $100B
  • Revenue Growth > 5%
  • Gross Margin > 26%
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  • Sector: Industrials
  • Market Cap > $100B
  • Revenue Growth > 5%
  • Gross Margin > 12%
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Stable Dividend Mega-Cap

  • Sector: Technology
  • Market Cap > $100B
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