OnePlus 15 vs Vivo Y21
The OnePlus 15 (2025) 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 15 leads — 86/100 vs 44/100 (a 42-point difference). Key differences: the OnePlus 15 is faster in AnTuTu (3,606,149 vs 528,398).
Profile comparison
Category scores
OnePlus 15
Vivo Y21
What makes OnePlus 15 better?
- Higher AnTuTu: 3606149 vs 528398
- Better Geekbench Single: 3639 vs 771
- Better Geekbench Multi: 11047 vs 1980
- Faster charging: 120W vs 44W
- Higher performance (97/100 vs 43/100)
- Better camera (78/100 vs 30/100)
- Longer battery life (89/100 vs 58/100)
- Better display (84/100 vs 55/100)
- Better portability (50/100 vs 49/100)
What makes Vivo Y21 better?
- Lighter: 209g vs 213g
- Cheaper at launch: $178 vs $799
- Overall rating 44/100
Comparison verdict
Comparing the OnePlus 15 vs the Vivo Y21, the OnePlus 15 scores 42 points higher (86/100 vs 44/100). In the "performance" category, the OnePlus 15 leads (97/100 vs 43/100). In the "camera" category, the OnePlus 15 leads (78/100 vs 30/100). In the "battery" category, the OnePlus 15 leads (89/100 vs 58/100). Value score: OnePlus 15 — 86/100, Vivo Y21 — 54/100; 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 OnePlus 15 significantly outperforms the Vivo Y21 (97/100 vs 43/100). In the "display" category, the OnePlus 15 notably outperforms the Vivo Y21 (84/100 vs 55/100). In the "camera" category, the OnePlus 15 significantly outperforms the Vivo Y21 (78/100 vs 30/100). In the "battery" category, the OnePlus 15 significantly outperforms the Vivo Y21 (89/100 vs 58/100). In the "portability" category, the OnePlus 15 and the Vivo Y21 are nearly equal (50/100 vs 49/100).
Specs comparison
| Specification | OnePlus 15 | Vivo Y21 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | MediaTek Dimensity 6300 | |
| AnTuTu | 3606149 | 528398 | |
| Geekbench Single | 3639 | 771 | |
| Geekbench Multi | 11047 | 1980 | |
| Display | 6.8" AMOLED | 6.7" IPS LCD | |
| Resolution | 1272x2772 | 720x1600 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6500 mAh | 6500 mAh | |
| Charging | 120W | 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, OxygenOS 16 (Global), ColorOS 16 (China) | Android 16, OriginOS 6 | |
| Brightness (peak) | 1800 nits | 1200 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP65 | |
| Dimensions | 161.4×76.7×8.1 mm | 167.4×77.1×8.4 mm | |
| Weight | 213 g | 209 g | |
| Launch price | $799 | $178 |
Camera comparison
OnePlus 15
- Main: 50MP f/1.8
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo Y21
- Main: 50MP f/1.8
- Front: 5MP
Display comparison
OnePlus 15
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 120 Hz
Vivo Y21
- 6.7" IPS LCD
- Resolution: 720x1600
- Refresh rate: 120 Hz
Battery and charging
OnePlus 15
- 6500 mAh
- Wired: 120W
- Wireless: 50W
Vivo Y21
- 6500 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared OnePlus 15 and Vivo Y21, covering their specs and all relevant benchmarks.
OnePlus 15 leads Vivo Y21 by 582.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $621. Vivo Y21 was $621 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the OnePlus 15 significantly outperforms the Vivo Y21 (97/100 vs 43/100).
display
In the "display" category, the OnePlus 15 notably outperforms the Vivo Y21 (84/100 vs 55/100).
camera
In the "camera" category, the OnePlus 15 significantly outperforms the Vivo Y21 (78/100 vs 30/100).
battery
In the "battery" category, the OnePlus 15 significantly outperforms the Vivo Y21 (89/100 vs 58/100).
portability
In the "portability" category, the OnePlus 15 and the Vivo Y21 are nearly equal (50/100 vs 49/100).
Frequently asked questions
Which is better: the OnePlus 15 or the Vivo Y21?
The OnePlus 15 significantly outperforms the Vivo Y21 by 42 points (86/100 vs 44/100).
What is the rating of the OnePlus 15 and the Vivo Y21?
The OnePlus 15 has a MobileRank rating of 86/100, the Vivo Y21 — 44/100.
Which has the better camera: the OnePlus 15 or the Vivo Y21?
The OnePlus 15 leads on camera score (78/100 vs 30/100).
Which is more powerful: the OnePlus 15 or the Vivo Y21?
The OnePlus 15 leads on performance (97/100 vs 43/100).
Should you choose the OnePlus 15 over the Vivo Y21?
The OnePlus 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.