Samsung Galaxy S21 Ultra
$1,199
Samsung Galaxy S21 Ultra vs Samsung Galaxy S25 FE
Samsung Galaxy S25 FE
$650
| Galaxy S21 Ultra | Galaxy S25 FE | |
|---|---|---|
| Price | USD 1,199 | USD 650 |
| Battery | 5000 mAh | 4900 mAh |
| Charging (W) | 25 | 45 |
| RAM | 12 GB | 8 GB |
| Storage | 128 GB | 256 GB |
| Chipset | Samsung Exynos 2100 | Samsung Exynos 2400 |
| Display | 6.8" • Dynamic AMOLED 2X • 120Hz | 6.7" • Dynamic AMOLED 2X • 120Hz |
| Main Camera | 108MP | 50MP |
| Front Camera | 40MP | 12MP |
| OS | Android 11 | Android 16 |
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Key Differences
Only the differences that meaningfully separate these phones.
Price
USD 549.01 cheaper
Galaxy S25 FEUSD 650
vsGalaxy S21 UltraUSD 1,199
RAM
4 GB more RAM
Galaxy S21 Ultra12 GB RAM
vsGalaxy S25 FE8 GB RAM
Storage
2× more storage
Galaxy S25 FE256 GB
vsGalaxy S21 Ultra128 GB
Charging
20 W faster wired charging
Galaxy S25 FE45 W wired
vsGalaxy S21 Ultra25 W wired
Performance
Different chipsets
Galaxy S21 UltraSamsung Exynos 2100
vsGalaxy S25 FESamsung Exynos 2400
Build
37 g lighter
Galaxy S25 FE190 g
vsGalaxy S21 Ultra227 g
Camera
Higher resolution
Galaxy S21 Ultra108MP rear · 40MP front
vsGalaxy S25 FE50MP rear · 12MP front
Best For
Where each phone stands out based on this comparison.
Best if you want
More hardwareSamsung Galaxy S21 Ultra
More RAM12 GB RAM
Higher-resolution cameras108MP rear · 40MP front
Best if you want
More hardwareSamsung Galaxy S25 FE
Much lower purchase priceUSD 650
More storage256 GB
Faster wired charging45 W wired
Lighter build190 g
What CompareTab says about Samsung Galaxy S21 Ultra vs Samsung Galaxy S25 FE
Samsung Galaxy S25 FE offers more storage than Galaxy S21 Ultra, with 256 GB of storage versus 128 GB and 45 W wired charging versus 25 W. Samsung Galaxy S21 Ultra, however, has a higher-resolution 40 MP front camera and offers 12 GB of RAM versus 8 GB. The main trade-off is Galaxy S25 FE’s storage and faster charging versus Galaxy S21 Ultra’s higher-resolution front camera.
