Samsung Galaxy A21s vs Vivo iQOO 15
The Samsung Galaxy A21s (2020) runs on the Exynos 850, while the Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $215 and $599. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 29/100 (a 57-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 5000); the main camera is 48 MP vs 50 MP; the Vivo iQOO 15 is faster in AnTuTu (3,740,528 vs 234,339); the Samsung Galaxy A21s is noticeably lighter (192g vs 215g).
Samsung Galaxy A21s
Vivo iQOO 15
- Lighter: 192g vs 215g
- Cheaper at launch: $215 vs $599
- Better portability (55/100 vs 48/100)
- Higher AnTuTu: 3740528 vs 234339
- Better Geekbench Single: 3041 vs 300
- Better Geekbench Multi: 9494 vs 836
- Bigger battery: 7000 vs 5000 mAh
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 144Hz vs 60Hz
- Higher performance (94/100 vs 16/100)
- Better camera (78/100 vs 30/100)
- Longer battery life (85/100 vs 52/100)
- Better display (99/100 vs 32/100)
Comparing the Samsung Galaxy A21s vs the Vivo iQOO 15, the Vivo iQOO 15 scores 57 points higher (86/100 vs 29/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 16/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 30/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 52/100). Value score: Samsung Galaxy A21s — 18/100, Vivo iQOO 15 — 84/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Vivo iQOO 15 significantly outperforms the Samsung Galaxy A21s (94/100 vs 16/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the Samsung Galaxy A21s (99/100 vs 32/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Samsung Galaxy A21s (78/100 vs 30/100). In the "battery" category, the Vivo iQOO 15 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 48/100).
| Specification | Samsung Galaxy A21s | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | Exynos 850 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 234339 | 3740528 | |
| Geekbench Single | 300 | 3041 | |
| Geekbench Multi | 836 | 9494 | |
| Display | 6.5" IPS LCD | 6.8" LTPO AMOLED | |
| Resolution | — | 1440x3168 | |
| Refresh rate | 60 Hz | 144 Hz | |
| Battery | 5000 mAh | 7000 mAh | |
| Charging | — | 100W | |
| Wireless charging | 0W | 40W | |
| Main camera | 48 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 13 MP | 32 MP | |
| RAM | 3GB / 4GB / 6GB | 12GB / 16GB | |
| Storage | 32GB / 64GB | 256GB / 512GB / 1TB | |
| OS | — | Android 16 | |
| Brightness (peak) | — | 6000 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 163.7×75.3×8.9 mm | 163.7×76.8×8.1 mm | |
| Weight | 192 g | 215 g | |
| Launch price | $215 | $599 |
Samsung Galaxy A21s
- Main: 48MP
- Front: 13MP
Vivo iQOO 15
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Samsung Galaxy A21s
- 6.5" IPS LCD
- Refresh rate: 60 Hz
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Samsung Galaxy A21s
- 5000 mAh
- No wireless charging
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
We compared Samsung Galaxy A21s and Vivo iQOO 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Samsung Galaxy A21s by 93.7% in our overall performance rating.
Launch price difference: $384. Samsung Galaxy A21s was $384 cheaper at launch.
performance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Samsung Galaxy A21s (94/100 vs 16/100).
display
In the "display" category, the Vivo iQOO 15 significantly outperforms the Samsung Galaxy A21s (99/100 vs 32/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Samsung Galaxy A21s (78/100 vs 30/100).
battery
In the "battery" category, the Vivo iQOO 15 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 48/100).
Which is better: the Samsung Galaxy A21s or the Vivo iQOO 15?
The Vivo iQOO 15 significantly outperforms the Samsung Galaxy A21s by 57 points (86/100 vs 29/100).
What is the rating of the Samsung Galaxy A21s and the Vivo iQOO 15?
The Samsung Galaxy A21s has a MobileRank rating of 29/100, the Vivo iQOO 15 — 86/100.
Which has the better camera: the Samsung Galaxy A21s or the Vivo iQOO 15?
The Vivo iQOO 15 leads on camera score (78/100 vs 30/100).
Which is more powerful: the Samsung Galaxy A21s or the Vivo iQOO 15?
The Vivo iQOO 15 leads on performance (94/100 vs 16/100).
Should you choose the Samsung Galaxy A21s over the Vivo iQOO 15?
The Samsung Galaxy A21s is a better fit for everyday use. The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.