Samsung Galaxy A51 vs Vivo iQOO 15T
The Samsung Galaxy A51 (2020) runs on the Exynos 9611, while the Vivo iQOO 15T (2026) runs on the MediaTek Dimensity 9500; launch prices were $399 and $499. By overall MobileRank rating, the Vivo iQOO 15T leads — 82/100 vs 34/100 (a 48-point difference). Key differences: the Vivo iQOO 15T has the bigger battery (8000 mAh vs 4000); the main camera is 48 MP vs 200 MP; the Vivo iQOO 15T is faster in AnTuTu (4,704,310 vs 355,351); the Samsung Galaxy A51 is noticeably lighter (172g vs 216g).
Profile comparison
Category scores
Samsung Galaxy A51
Vivo iQOO 15T
What makes Samsung Galaxy A51 better?
- Lighter: 172g vs 216g
- Cheaper at launch: $399 vs $499
- Better portability (77/100 vs 44/100)
What makes Vivo iQOO 15T better?
- Higher AnTuTu: 4704310 vs 355351
- Better Geekbench Single: 3293 vs 365
- Better Geekbench Multi: 10243 vs 1107
- Bigger battery: 8000 vs 4000 mAh
- Better main camera: 200MP vs 48MP
- Higher refresh rate: 144Hz vs 60Hz
- Higher performance (97/100 vs 25/100)
- Better camera (65/100 vs 36/100)
- Longer battery life (75/100 vs 25/100)
- Better display (99/100 vs 51/100)
Comparison verdict
Comparing the Samsung Galaxy A51 vs the Vivo iQOO 15T, the Vivo iQOO 15T scores 48 points higher (82/100 vs 34/100). In the "performance" category, the Vivo iQOO 15T leads (97/100 vs 25/100). In the "camera" category, the Vivo iQOO 15T leads (65/100 vs 36/100). In the "battery" category, the Vivo iQOO 15T leads (75/100 vs 25/100). Value score: Samsung Galaxy A51 — 0/100, Vivo iQOO 15T — 86/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Vivo iQOO 15T significantly outperforms the Samsung Galaxy A51 (97/100 vs 25/100). In the "display" category, the Vivo iQOO 15T significantly outperforms the Samsung Galaxy A51 (99/100 vs 51/100). In the "camera" category, the Vivo iQOO 15T notably outperforms the Samsung Galaxy A51 (65/100 vs 36/100). In the "battery" category, the Vivo iQOO 15T significantly outperforms the Samsung Galaxy A51 (75/100 vs 25/100). In the "portability" category, the Samsung Galaxy A51 significantly outperforms the Vivo iQOO 15T (77/100 vs 44/100).
Specs comparison
| Specification | Samsung Galaxy A51 | Vivo iQOO 15T | |
|---|---|---|---|
| Processor | Exynos 9611 | MediaTek Dimensity 9500 | |
| AnTuTu | 355351 | 4704310 | |
| Geekbench Single | 365 | 3293 | |
| Geekbench Multi | 1107 | 10243 | |
| Display | 6.5" AMOLED | 6.8" LTPO AMOLED | |
| Resolution | — | 1440x3168 | |
| Refresh rate | 60 Hz | 144 Hz | |
| Battery | 4000 mAh | 8000 mAh | |
| Charging | — | 100W | |
| Main camera | 48 MP | 200 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Front camera | 32 MP | 16 MP | |
| RAM | 4GB / 6GB | 12GB / 16GB | |
| Storage | 64GB / 128GB | 256GB / 512GB / 1TB | |
| OS | — | Android 16 | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 158.5×73.6×7.9 mm | — | |
| Weight | 172 g | 216 g | |
| Launch price | $399 | $499 |
Camera comparison
Samsung Galaxy A51
- Main: 48MP
- Front: 32MP
Vivo iQOO 15T
- Main: 200MP f/1.8
- Ultrawide: 50MP
- Front: 16MP
Display comparison
Samsung Galaxy A51
- 6.5" AMOLED
- Refresh rate: 60 Hz
Vivo iQOO 15T
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
Samsung Galaxy A51
- 4000 mAh
- No wireless charging
Vivo iQOO 15T
- 8000 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Samsung Galaxy A51 and Vivo iQOO 15T, covering their specs and all relevant benchmarks.
Vivo iQOO 15T leads Samsung Galaxy A51 by 92.4% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $100. Samsung Galaxy A51 was $100 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO 15T significantly outperforms the Samsung Galaxy A51 (97/100 vs 25/100).
display
In the "display" category, the Vivo iQOO 15T significantly outperforms the Samsung Galaxy A51 (99/100 vs 51/100).
camera
In the "camera" category, the Vivo iQOO 15T notably outperforms the Samsung Galaxy A51 (65/100 vs 36/100).
battery
In the "battery" category, the Vivo iQOO 15T significantly outperforms the Samsung Galaxy A51 (75/100 vs 25/100).
portability
In the "portability" category, the Samsung Galaxy A51 significantly outperforms the Vivo iQOO 15T (77/100 vs 44/100).
Frequently asked questions
Which is better: the Samsung Galaxy A51 or the Vivo iQOO 15T?
The Vivo iQOO 15T significantly outperforms the Samsung Galaxy A51 by 48 points (82/100 vs 34/100).
What is the rating of the Samsung Galaxy A51 and the Vivo iQOO 15T?
The Samsung Galaxy A51 has a MobileRank rating of 34/100, the Vivo iQOO 15T — 82/100.
Which has the better camera: the Samsung Galaxy A51 or the Vivo iQOO 15T?
The Vivo iQOO 15T leads on camera score (65/100 vs 36/100).
Which is more powerful: the Samsung Galaxy A51 or the Vivo iQOO 15T?
The Vivo iQOO 15T leads on performance (97/100 vs 25/100).
Should you choose the Samsung Galaxy A51 over the Vivo iQOO 15T?
The Vivo iQOO 15T is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.