Ambarella, Inc. (AMBA) vs Bel Fuse Inc. (BELFB)

A side-by-side comparison of Ambarella, Inc. and Bel Fuse Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of August 25, 2026. Differences are shown without an overall score or investment verdict.

Compare

Total returnAMBA vs BELFB

growth of $100 · dividends reinvested · last 10y
AMBA +0.3% (+0.0%/yr)BELFB +1162.4% (+28.9%/yr)BELFB compounded faster over this window
Log scale — wide-divergence pair
101001k10kStart $10020182020202220242026$100$1,262
AMBA BELFB

AMBA vs BELFB: by the numbers

  • BELFB is the larger company ($3.11B vs $3.05B market cap).
  • BELFB is profitable (8.12% net margin) while AMBA runs a net loss (-17.18%).
  • AMBA grew revenue faster over the past five years (11.19% vs 8.72% CAGR).
  • BELFB pays a dividend (0.11% yield), while AMBA has no payments in the available dividend history.

Metrics side by side

Valuation

MetricAMBABELFB
P/E ratioN/A62.52
Forward P/E118.7725.44
P/S ratio7.624.57
P/B ratio5.093.74
EV / EBITDAN/A21.00
FCF yield0.85%2.15%

Profitability

MetricAMBABELFB
Gross margin58.28%39.52%
Operating margin-18.18%16.44%
Net margin-17.18%8.12%
ROE-11.49%6.64%
ROIC-11.73%9.24%

Dividends

MetricAMBABELFB
Dividend yieldN/A0.11%
Payout ratioN/A6.03%

Growth (annualized)

MetricAMBABELFB
Revenue CAGR (5Y)11.19%8.72%
EPS CAGR (5Y)-2.29%38.52%
FCF CAGR (5Y)16.65%26.79%
Total return CAGR (5Y)-6.53%79.19%

Frequently asked

Which has grown faster, AMBA or BELFB?
Over the past five years, AMBA grew revenue faster — AMBA at a 11.19% CAGR versus BELFB at 8.72%.
Does AMBA or BELFB pay a bigger dividend?
BELFB pays a dividend (0.11% yield), while AMBA has no payments in the available dividend history.
Is AMBA or BELFB more profitable?
BELFB runs the higher net margin — AMBA at -17.18% versus BELFB at 8.12%.
How have AMBA and BELFB total returns compared?
Over the past 10 years, AMBA delivered 0.32% and BELFB delivered 28.45% annualized total return. Past performance doesn't predict future results.

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified August 25, 2026.