Vivo X300 Ultra vs Vivo Y21
The Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo Y21 (2026) runs on the MediaTek Dimensity 6300; launch prices were $950 and $178. By overall MobileRank rating, the Vivo X300 Ultra leads — 91/100 vs 44/100 (a 47-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 6500); the main camera is 200 MP vs 50 MP; the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 528,398); the Vivo Y21 is noticeably lighter (209g vs 230g).
Profile comparison
Category scores
Vivo X300 Ultra
Vivo Y21
What makes Vivo X300 Ultra better?
- Higher AnTuTu: 4247433 vs 528398
- Better Geekbench Single: 3639 vs 771
- Better Geekbench Multi: 11047 vs 1980
- Bigger battery: 7000 vs 6500 mAh
- Faster charging: 100W vs 44W
- Better main camera: 200MP vs 50MP
- Higher performance (99/100 vs 43/100)
- Better camera (96/100 vs 30/100)
- Longer battery life (85/100 vs 58/100)
- Better display (89/100 vs 55/100)
What makes Vivo Y21 better?
- Lighter: 209g vs 230g
- Cheaper at launch: $178 vs $950
- Better portability (49/100 vs 39/100)
Comparison verdict
Comparing the Vivo X300 Ultra vs the Vivo Y21, the Vivo X300 Ultra scores 47 points higher (91/100 vs 44/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 43/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 30/100). In the "battery" category, the Vivo X300 Ultra leads (85/100 vs 58/100). Value score: Vivo X300 Ultra — 94/100, 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 Vivo X300 Ultra significantly outperforms the Vivo Y21 (99/100 vs 43/100). In the "display" category, the Vivo X300 Ultra significantly outperforms the Vivo Y21 (89/100 vs 55/100). In the "camera" category, the Vivo X300 Ultra significantly outperforms the Vivo Y21 (96/100 vs 30/100). In the "battery" category, the Vivo X300 Ultra notably outperforms the Vivo Y21 (85/100 vs 58/100). In the "portability" category, the Vivo Y21 is a bit better (49/100 vs 39/100).
Specs comparison
| Specification | Vivo X300 Ultra | Vivo Y21 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | MediaTek Dimensity 6300 | |
| AnTuTu | 4247433 | 528398 | |
| Geekbench Single | 3639 | 771 | |
| Geekbench Multi | 11047 | 1980 | |
| Display | 6.8" LTPO OLED | 6.7" IPS LCD | |
| Resolution | 3168x1440 | 720x1600 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7000 mAh | 6500 mAh | |
| Charging | 100W | 44W | |
| Wireless charging | 40W | 0W | |
| DXOMark (camera) | 170 | — | |
| Main camera | 200 MP | 50 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 200 MP | 0 MP | |
| Front camera | 32 MP | 5 MP | |
| RAM | 12GB / 16GB | 4GB / 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB | |
| OS | Android 16 | Android 16, OriginOS 6 | |
| Brightness (peak) | — | 1200 nits | |
| NFC | yes | yes | |
| Protection | IP69 | IP65 | |
| Dimensions | 163.0×76.8×8.2 mm | 167.4×77.1×8.4 mm | |
| Weight | 230 g | 209 g | |
| Launch price | $950 | $178 |
Camera comparison
Vivo X300 Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Vivo Y21
- Main: 50MP f/1.8
- Front: 5MP
Display comparison
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Vivo Y21
- 6.7" IPS LCD
- Resolution: 720x1600
- Refresh rate: 120 Hz
Battery and charging
Vivo X300 Ultra
- 7000 mAh
- NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
- Wired: 100W
- Wireless: 40W
Vivo Y21
- 6500 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Vivo X300 Ultra and Vivo Y21, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads Vivo Y21 by 703.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $772. Vivo Y21 was $772 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo X300 Ultra significantly outperforms the Vivo Y21 (99/100 vs 43/100).
display
In the "display" category, the Vivo X300 Ultra significantly outperforms the Vivo Y21 (89/100 vs 55/100).
camera
In the "camera" category, the Vivo X300 Ultra significantly outperforms the Vivo Y21 (96/100 vs 30/100).
battery
In the "battery" category, the Vivo X300 Ultra notably outperforms the Vivo Y21 (85/100 vs 58/100).
portability
In the "portability" category, the Vivo Y21 is a bit better (49/100 vs 39/100).
Frequently asked questions
Which is better: the Vivo X300 Ultra or the Vivo Y21?
The Vivo X300 Ultra significantly outperforms the Vivo Y21 by 47 points (91/100 vs 44/100).
What is the rating of the Vivo X300 Ultra and the Vivo Y21?
The Vivo X300 Ultra has a MobileRank rating of 91/100, the Vivo Y21 — 44/100.
Which has the better camera: the Vivo X300 Ultra or the Vivo Y21?
The Vivo X300 Ultra leads on camera score (96/100 vs 30/100).
Which is more powerful: the Vivo X300 Ultra or the Vivo Y21?
The Vivo X300 Ultra leads on performance (99/100 vs 43/100).
Should you choose the Vivo X300 Ultra over the Vivo Y21?
The Vivo X300 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.