OnePlus 15T vs Vivo Y21
The OnePlus 15T (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo Y21 (2026) runs on the MediaTek Dimensity 6300; launch prices were $799 and $178. By overall MobileRank rating, the OnePlus 15T leads — 86/100 vs 44/100 (a 42-point difference). Key differences: the Vivo Y21 has the bigger battery (6500 mAh vs 6400); the OnePlus 15T is faster in AnTuTu (3,676,955 vs 524,785).
OnePlus 15T
Vivo Y21
- Higher AnTuTu: 3676955 vs 524785
- Better Geekbench Single: 3640 vs 771
- Better Geekbench Multi: 11033 vs 1980
- Faster charging: 100W vs 44W
- Lighter: 206g vs 209g
- Higher performance (97/100 vs 43/100)
- Better camera (78/100 vs 30/100)
- Longer battery life (84/100 vs 58/100)
- Better display (89/100 vs 55/100)
- Better portability (51/100 vs 49/100)
- Better value for money (84/100 vs 56/100)
- Bigger battery: 6500 vs 6400 mAh
- Cheaper at launch: $178 vs $799
- Overall rating 44/100
Comparing the OnePlus 15T vs the Vivo Y21, the OnePlus 15T scores 42 points higher (86/100 vs 44/100). In the "performance" category, the OnePlus 15T leads (97/100 vs 43/100). In the "camera" category, the OnePlus 15T leads (78/100 vs 30/100). In the "battery" category, the OnePlus 15T leads (84/100 vs 58/100). In the "value for money" category, the OnePlus 15T leads (84/100 vs 56/100). In the "performance" category, the OnePlus 15T significantly outperforms the Vivo Y21 (97/100 vs 43/100). In the "display" category, the OnePlus 15T significantly outperforms the Vivo Y21 (89/100 vs 55/100). In the "camera" category, the OnePlus 15T significantly outperforms the Vivo Y21 (78/100 vs 30/100). In the "battery" category, the OnePlus 15T notably outperforms the Vivo Y21 (84/100 vs 58/100). In the "portability" category, the OnePlus 15T and the Vivo Y21 are nearly equal (51/100 vs 49/100). In the "value for money" category, the OnePlus 15T notably outperforms the Vivo Y21 (84/100 vs 56/100).
| Specification | OnePlus 15T | Vivo Y21 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | MediaTek Dimensity 6300 | |
| AnTuTu | 3676955 | 524785 | |
| Geekbench Single | 3640 | 771 | |
| Geekbench Multi | 11033 | 1980 | |
| Display | 6.8" LTPO AMOLED | 6.7" IPS LCD | |
| Resolution | 3168x1440 | 720x1600 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6400 mAh | 6500 mAh | |
| Charging | 100W | 44W | |
| Wireless charging | 50W | 0W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 5 MP | |
| RAM | 12GB / 16GB | 4GB / 6GB / 8GB | |
| Storage | 256GB / 512GB | 128GB | |
| OS | Android 16 | Android 16, OriginOS 6 | |
| Brightness (peak) | 3600 nits | 1200 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP65 | |
| Dimensions | 150.6×71.8×8.4 mm | 167.4×77.1×8.4 mm | |
| Weight | 206 g | 209 g | |
| Launch price | $799 | $178 |
OnePlus 15T
- Main: 50MP f/1.6
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo Y21
- Main: 50MP f/f/1.8
- Front: 5MP
OnePlus 15T
- 6.8" LTPO AMOLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Vivo Y21
- 6.7" IPS LCD
- Resolution: 720x1600
- Refresh rate: 120 Hz
OnePlus 15T
- 6400 mAh
- Wired: 100W
- Wireless: 50W
Vivo Y21
- 6500 mAh
- Wired: 44W
- No wireless charging
We compared OnePlus 15T and Vivo Y21, covering their specs and all relevant benchmarks.
OnePlus 15T leads Vivo Y21 by 600.7% in our overall performance rating.
Launch price difference: $621. Vivo Y21 was $621 cheaper at launch.
performance
In the "performance" category, the OnePlus 15T significantly outperforms the Vivo Y21 (97/100 vs 43/100).
display
In the "display" category, the OnePlus 15T significantly outperforms the Vivo Y21 (89/100 vs 55/100).
camera
In the "camera" category, the OnePlus 15T significantly outperforms the Vivo Y21 (78/100 vs 30/100).
battery
In the "battery" category, the OnePlus 15T notably outperforms the Vivo Y21 (84/100 vs 58/100).
portability
In the "portability" category, the OnePlus 15T and the Vivo Y21 are nearly equal (51/100 vs 49/100).
value for money
In the "value for money" category, the OnePlus 15T notably outperforms the Vivo Y21 (84/100 vs 56/100).
Which is better: the OnePlus 15T or the Vivo Y21?
The OnePlus 15T significantly outperforms the Vivo Y21 by 42 points (86/100 vs 44/100).
What is the rating of the OnePlus 15T and the Vivo Y21?
The OnePlus 15T has a MobileRank rating of 86/100, the Vivo Y21 — 44/100.
Which has the better camera: the OnePlus 15T or the Vivo Y21?
The OnePlus 15T leads on camera score (78/100 vs 30/100).
Which is more powerful: the OnePlus 15T or the Vivo Y21?
The OnePlus 15T leads on performance (97/100 vs 43/100).
Should you choose the OnePlus 15T over the Vivo Y21?
The OnePlus 15T 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.