OnePlus 15s vs Vivo Y21
The OnePlus 15s (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo Y21 (2026) runs on the MediaTek Dimensity 6300; launch prices were $700 and $178. By overall MobileRank rating, the OnePlus 15s leads — 83/100 vs 44/100 (a 39-point difference). Key differences: the OnePlus 15s has the bigger battery (7500 mAh vs 6500); the OnePlus 15s is faster in AnTuTu (3,942,923 vs 524,785).
OnePlus 15s
Vivo Y21
- Higher AnTuTu: 3942923 vs 524785
- Better Geekbench Single: 3640 vs 771
- Better Geekbench Multi: 11033 vs 1980
- Bigger battery: 7500 vs 6500 mAh
- Faster charging: 100W vs 44W
- Higher refresh rate: 165Hz vs 120Hz
- Lighter: 195g vs 209g
- Higher performance (98/100 vs 43/100)
- Better camera (53/100 vs 30/100)
- Longer battery life (89/100 vs 58/100)
- Better display (95/100 vs 55/100)
- Better portability (64/100 vs 49/100)
- Better value for money (78/100 vs 56/100)
- Cheaper at launch: $178 vs $700
- Overall rating 44/100
Comparing the OnePlus 15s vs the Vivo Y21, the OnePlus 15s scores 39 points higher (83/100 vs 44/100). In the "performance" category, the OnePlus 15s leads (98/100 vs 43/100). In the "camera" category, the OnePlus 15s leads (53/100 vs 30/100). In the "battery" category, the OnePlus 15s leads (89/100 vs 58/100). In the "value for money" category, the OnePlus 15s leads (78/100 vs 56/100). In the "performance" category, the OnePlus 15s significantly outperforms the Vivo Y21 (98/100 vs 43/100). In the "display" category, the OnePlus 15s significantly outperforms the Vivo Y21 (95/100 vs 55/100). In the "camera" category, the OnePlus 15s notably outperforms the Vivo Y21 (53/100 vs 30/100). In the "battery" category, the OnePlus 15s significantly outperforms the Vivo Y21 (89/100 vs 58/100). In the "portability" category, the OnePlus 15s notably outperforms the Vivo Y21 (64/100 vs 49/100). In the "value for money" category, the OnePlus 15s notably outperforms the Vivo Y21 (78/100 vs 56/100).
| Specification | OnePlus 15s | Vivo Y21 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | MediaTek Dimensity 6300 | |
| AnTuTu | 3942923 | 524785 | |
| Geekbench Single | 3640 | 771 | |
| Geekbench Multi | 11033 | 1980 | |
| Display | 6.3" AMOLED | 6.7" IPS LCD | |
| Resolution | 2640x1216 | 720x1600 | |
| Refresh rate | 165 Hz | 120 Hz | |
| Battery | 7500 mAh | 6500 mAh | |
| Charging | 100W | 44W | |
| Wireless charging | 50W | 0W | |
| Main camera | 50 MP | 50 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 16 MP | 5 MP | |
| RAM | 12GB | 4GB / 6GB / 8GB | |
| Storage | 256GB / 512GB | 128GB | |
| OS | Android 16 | Android 16, OriginOS 6 | |
| Brightness (peak) | — | 1200 nits | |
| NFC | — | yes | |
| Protection | — | IP65 | |
| Dimensions | — | 167.4×77.1×8.4 mm | |
| Weight | 195 g | 209 g | |
| Launch price | $700 | $178 |
OnePlus 15s
- Main: 50MP f/f/1.8
- Telephoto: 50MP
- Front: 16MP
Vivo Y21
- Main: 50MP f/f/1.8
- Front: 5MP
OnePlus 15s
- 6.3" AMOLED
- Resolution: 2640x1216
- Refresh rate: 165 Hz
Vivo Y21
- 6.7" IPS LCD
- Resolution: 720x1600
- Refresh rate: 120 Hz
OnePlus 15s
- 7500 mAh
- Wired: 100W
- Wireless: 50W
Vivo Y21
- 6500 mAh
- Wired: 44W
- No wireless charging
We compared OnePlus 15s and Vivo Y21, covering their specs and all relevant benchmarks.
OnePlus 15s leads Vivo Y21 by 651.3% in our overall performance rating.
Launch price difference: $522. Vivo Y21 was $522 cheaper at launch.
performance
In the "performance" category, the OnePlus 15s significantly outperforms the Vivo Y21 (98/100 vs 43/100).
display
In the "display" category, the OnePlus 15s significantly outperforms the Vivo Y21 (95/100 vs 55/100).
camera
In the "camera" category, the OnePlus 15s notably outperforms the Vivo Y21 (53/100 vs 30/100).
battery
In the "battery" category, the OnePlus 15s significantly outperforms the Vivo Y21 (89/100 vs 58/100).
portability
In the "portability" category, the OnePlus 15s notably outperforms the Vivo Y21 (64/100 vs 49/100).
value for money
In the "value for money" category, the OnePlus 15s notably outperforms the Vivo Y21 (78/100 vs 56/100).
Which is better: the OnePlus 15s or the Vivo Y21?
The OnePlus 15s significantly outperforms the Vivo Y21 by 39 points (83/100 vs 44/100).
What is the rating of the OnePlus 15s and the Vivo Y21?
The OnePlus 15s has a MobileRank rating of 83/100, the Vivo Y21 — 44/100.
Which has the better camera: the OnePlus 15s or the Vivo Y21?
The OnePlus 15s leads on camera score (53/100 vs 30/100).
Which is more powerful: the OnePlus 15s or the Vivo Y21?
The OnePlus 15s leads on performance (98/100 vs 43/100).
Should you choose the OnePlus 15s over the Vivo Y21?
The OnePlus 15s is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Vivo Y21 is a better fit for everyday use.