EN DE
STOCK COMPARISON

Prosperity Dielectrics Co vs Amphenol: Fair Value & Quality

Both stocks run through our valuation models. Here is how Prosperity Dielectrics Co (6173) and Amphenol (APH) compare, as of Sep 24, 2026.

As of Sep 24, 2026, Fair Value Calculator sees Amphenol as the more attractively valued of the two: Prosperity Dielectrics Co trades at TWD 303 versus a fair value of TWD 62.58 (-79%), while Amphenol trades at $82.19 versus $91.12 (+11%).
Prosperity Dielectrics Co
6173.TWO · TWD · Information Technology
-79%
upside to fair value
overvalued
PriceTWD 303
Fair ValueTWD 62.58
Quality64/100
Amphenol
APH · USD · Information Technology
+11%
upside to fair value
undervalued
Price$82.19
Fair Value$91.12
Quality68/100
Get comparisons like this free by email every month: the most undervalued quality stocks.

Head-to-head numbers

Green is the better side of a row, red the weaker one (for valuation multiples: lower = cheaper). Grey rows are for reference only and are not scored.

betterweakerfor reference, not scored

Prosperity Dielectrics CoAmphenol
Valuation
93.4×P/E (TTM)23.6×
12.55×P/S (TTM)7.18×
5.75×P/B13.87×
48.0×EV/EBITDA23.2×
n/aPEG1.29×
−79.3%Fair value upside+10.9%
0.6%Dividend yield1.0%
n/aDividend per share$0.83
Profitability
20%Operating margin27%
0.97×EBIT margin trend (5Y)1.35×
8%Return on equity37%
5%Return on assets13%
Growth
8%Revenue growth (YoY)58%
-0.7%Avg. growth/yr (3Y)22.3%
-4.9%Avg. growth/yr (5Y)21.8%
−6.0%Value creation/yr+24.5%
Balance & size
475.7×Interest coverage (EBIT/interest)16.2×
n/aDebt / equity1.09×
$2BMarket cap$186B
weakGrowth qualityhealthy

Amphenol leads: 2 to 12 metric wins.

n/a = not meaningfully computable, for example with negative equity.

Quality in detail

The quality score, broken down into the same factor families as on the stock page, 0 to 100 per family.

Prosperity Dielectrics Coof which business quality 65 · market factors 63 Amphenolof which business quality 67 · market factors 58
ProfitabilityMargins and returns on capital today
35
67
Quality GrowthAre margins and returns improving?
37
70
CashflowEarnings quality: real cash, not paper profit
79
72
Fin. StrengthBalance sheet, leverage, solvency risk
86
78
InvestmentDisciplined investing over empire-building
67
29
Low VolatilityCalm price path (market factor)
0
37
MomentumPrice trend over the last 3–12 months (market factor)
88
63
52W MomentumDistance to the 52-week high (market factor)
93
75
Net IssuanceShare count: buybacks or dilution?
82
71

What the models say

How far the median fair value (base case) per model family sits from the current price, in percent. The amount in the currency of the trading venue is shown underneath.

above the price, more than 15% above close to the price, 85% to 115% of the price below the price, more than 15% below

Model familyProsperity Dielectrics CoPrice TWD 303AmphenolPrice $82.19
DCF Models-77%below the priceTWD 70.40+22%above the price$100
Earnings-Based-91%below the priceTWD 26.79-42%below the price$47.38
Dividend Discount-94%below the priceTWD 17.99-86%below the price$11.48
Multiples-75%below the priceTWD 74.21-4%close to the price$78.76
Asset-Based-88%below the priceTWD 35.24-91%below the price$7.30
Growth DCF-80%below the priceTWD 61.66+3%close to the price$84.28
Economic Profit-88%below the priceTWD 37.80-45%below the price$45.51
Growth Earnings-75%below the priceTWD 76.23+2%close to the price$83.60
Minimum-94%below the priceTWD 17.99-91%below the price$7.30
Maximum-75%below the priceTWD 76.23+22%above the price$100
Median-84%below the priceTWD 49.73-23%below the price$63.07
Geometric mean-85%below the priceTWD 44.64-49%below the price$42.19

Minimum, maximum, median and geometric mean refer to the family values in this table. Geometric because deviations are ratios: half the price and twice the price average to 100%, not 125%.

Prosperity Dielectrics Co: 26 of 26 models see the stock below the current price.

Amphenol: 14 of 26 models see the stock below the current price.

Scenario ranges

From our cautious bear scenario to the optimistic bull scenario. The white tick is the current price (value above it), the green tick the fair value (value below it): if the price sits left of the fair value, there is room to rise.

Prosperity Dielectrics Co
Price TWD 303
Fair Value TWD 62.58
Bear TWD 44.34Bull TWD 83.96
Amphenol
Price $82.19
Fair Value $91.12
Bear $57.40Bull $145

Compare two other stocks

Tap a field and type again, ticker or company name.

Free, no sign-up

Ranked within their sector

Where each stock sits within its sector peer group. Band = middle 50% of peers, tick = median, dot = this stock.

Prosperity Dielectrics Co · Information Technology

Quality score64 · Top 25%
Fair value upside-79% · bottom 25%

Amphenol · Information Technology

Quality score68 · Top 25%
Fair value upside+11% · above median

Bottom line

As of Sep 24, 2026, Fair Value Calculator sees Amphenol as the more attractively valued of the two: Prosperity Dielectrics Co trades at TWD 303 versus a fair value of TWD 62.58 (-79%), while Amphenol trades at $82.19 versus $91.12 (+11%).

Amphenol has the higher quality score (68/100).

Open Amphenol live analysis →

More comparisons

Popular match-ups from the same sectors, all with fair value and quality score.

Free · Top-25 report

See the undervalued quality stocks every month

Just your email for the monthly Top-25 report of the most undervalued quality stocks, with fair value, quality and price target. Plus 14 days of Pro to try, no card.

Free. You confirm by email (double opt-in) and can unsubscribe anytime in one click. Not financial advice.

A model-based valuation snapshot from 26 models. Values change with price and fundamentals; the date shown above applies.