Poco F8 Ultra vs Samsung Galaxy A21s
The Poco F8 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Samsung Galaxy A21s (2020) runs on the Exynos 850; launch prices were $729 and $215. By overall MobileRank rating, the Poco F8 Ultra leads — 89/100 vs 29/100 (a 60-point difference). Key differences: the Poco F8 Ultra has the bigger battery (6500 mAh vs 5000); the main camera is 200 MP vs 48 MP; the Poco F8 Ultra is faster in AnTuTu (3,668,860 vs 234,339); the Samsung Galaxy A21s is noticeably lighter (192g vs 218g).
Poco F8 Ultra
Samsung Galaxy A21s
- Higher AnTuTu: 3668860 vs 234339
- Better Geekbench Single: 3640 vs 300
- Better Geekbench Multi: 11033 vs 836
- Bigger battery: 6500 vs 5000 mAh
- Better main camera: 200MP vs 48MP
- Higher refresh rate: 120Hz vs 60Hz
- Higher performance (97/100 vs 16/100)
- Better camera (90/100 vs 30/100)
- Longer battery life (85/100 vs 52/100)
- Better display (90/100 vs 32/100)
- Lighter: 192g vs 218g
- Cheaper at launch: $215 vs $729
- Better portability (55/100 vs 49/100)
Comparing the Poco F8 Ultra vs the Samsung Galaxy A21s, the Poco F8 Ultra scores 60 points higher (89/100 vs 29/100). In the "performance" category, the Poco F8 Ultra leads (97/100 vs 16/100). In the "camera" category, the Poco F8 Ultra leads (90/100 vs 30/100). In the "battery" category, the Poco F8 Ultra leads (85/100 vs 52/100). Value score: Poco F8 Ultra — 90/100, Samsung Galaxy A21s — 18/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Poco F8 Ultra significantly outperforms the Samsung Galaxy A21s (97/100 vs 16/100). In the "display" category, the Poco F8 Ultra significantly outperforms the Samsung Galaxy A21s (90/100 vs 32/100). In the "camera" category, the Poco F8 Ultra significantly outperforms the Samsung Galaxy A21s (90/100 vs 30/100). In the "battery" category, the Poco F8 Ultra significantly outperforms the Samsung Galaxy A21s (85/100 vs 52/100). In the "portability" category, the Samsung Galaxy A21s is a bit better (55/100 vs 49/100).
| Specification | Poco F8 Ultra | Samsung Galaxy A21s | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Exynos 850 | |
| AnTuTu | 3668860 | 234339 | |
| Geekbench Single | 3640 | 300 | |
| Geekbench Multi | 11033 | 836 | |
| Display | 6.7" LTPO AMOLED | 6.5" IPS LCD | |
| Resolution | 3200x1440 | — | |
| Refresh rate | 120 Hz | 60 Hz | |
| Battery | 6500 mAh | 5000 mAh | |
| Charging | 100W | — | |
| Wireless charging | 50W | 0W | |
| Main camera | 200 MP | 48 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 13 MP | |
| RAM | 12GB / 16GB | 3GB / 4GB / 6GB | |
| Storage | 256GB / 512GB | 32GB / 64GB | |
| OS | Android 15 | — | |
| Brightness (peak) | 3500 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | — | |
| Dimensions | 163.3×77.8×7.9 mm | 163.7×75.3×8.9 mm | |
| Weight | 218 g | 192 g | |
| Launch price | $729 | $215 |
Poco F8 Ultra
- Main: 200MP f/1.63
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Samsung Galaxy A21s
- Main: 48MP
- Front: 13MP
Poco F8 Ultra
- 6.7" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Samsung Galaxy A21s
- 6.5" IPS LCD
- Refresh rate: 60 Hz
Poco F8 Ultra
- 6500 mAh
- NanoReview test: web browsing 15:14 hrs, total 32:38 hrs
- Wired: 100W
- Wireless: 50W
Samsung Galaxy A21s
- 5000 mAh
- No wireless charging
We compared Poco F8 Ultra and Samsung Galaxy A21s, covering their specs and all relevant benchmarks.
Poco F8 Ultra leads Samsung Galaxy A21s by 1465.6% in our overall performance rating.
Launch price difference: $514. Samsung Galaxy A21s was $514 cheaper at launch.
performance
In the "performance" category, the Poco F8 Ultra significantly outperforms the Samsung Galaxy A21s (97/100 vs 16/100).
display
In the "display" category, the Poco F8 Ultra significantly outperforms the Samsung Galaxy A21s (90/100 vs 32/100).
camera
In the "camera" category, the Poco F8 Ultra significantly outperforms the Samsung Galaxy A21s (90/100 vs 30/100).
battery
In the "battery" category, the Poco F8 Ultra significantly outperforms the Samsung Galaxy A21s (85/100 vs 52/100).
portability
In the "portability" category, the Samsung Galaxy A21s is a bit better (55/100 vs 49/100).
Which is better: the Poco F8 Ultra or the Samsung Galaxy A21s?
The Poco F8 Ultra significantly outperforms the Samsung Galaxy A21s by 60 points (89/100 vs 29/100).
What is the rating of the Poco F8 Ultra and the Samsung Galaxy A21s?
The Poco F8 Ultra has a MobileRank rating of 89/100, the Samsung Galaxy A21s — 29/100.
Which has the better camera: the Poco F8 Ultra or the Samsung Galaxy A21s?
The Poco F8 Ultra leads on camera score (90/100 vs 30/100).
Which is more powerful: the Poco F8 Ultra or the Samsung Galaxy A21s?
The Poco F8 Ultra leads on performance (97/100 vs 16/100).
Should you choose the Poco F8 Ultra over the Samsung Galaxy A21s?
The Poco F8 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers. The Samsung Galaxy A21s is a better fit for everyday use.