Realme C33 vs Vivo X300 Ultra
The Realme C33 (2022) runs on the Unisoc Tiger T612, while the Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Vivo X300 Ultra leads — 91/100 vs 35/100 (a 56-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 5000); the Vivo X300 Ultra has NFC for contactless payments, the Realme C33 doesn't; the Realme C33 is noticeably lighter (187g vs 230g).
Realme C33
Vivo X300 Ultra
- Lighter: 187g vs 230g
- Better portability (64/100 vs 39/100)
- Better Geekbench Single: 3640 vs 360
- Better Geekbench Multi: 11033 vs 1250
- Bigger battery: 7000 vs 5000 mAh
- Higher performance (99/100 vs 16/100)
- Longer battery life (85/100 vs 66/100)
- Better display (89/100 vs 39/100)
Comparing the Realme C33 vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 56 points higher (91/100 vs 35/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 16/100). In the "battery" category, the Vivo X300 Ultra leads (85/100 vs 66/100). In the "performance" category, the Vivo X300 Ultra significantly outperforms the Realme C33 (99/100 vs 16/100). In the "display" category, the Vivo X300 Ultra significantly outperforms the Realme C33 (89/100 vs 39/100). In the "battery" category, the Vivo X300 Ultra notably outperforms the Realme C33 (85/100 vs 66/100). In the "portability" category, the Realme C33 notably outperforms the Vivo X300 Ultra (64/100 vs 39/100).
| Specification | Realme C33 | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | Unisoc Tiger T612 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | — | 4247433 | |
| Geekbench Single | 360 | 3640 | |
| Geekbench Multi | 1250 | 11033 | |
| Display | 6.5" IPS LCD | 6.8" LTPO OLED | |
| Resolution | 720x1600 | 3168x1440 | |
| Refresh rate | — | 120 Hz | |
| Battery | 5000 mAh | 7000 mAh | |
| Charging | — | 100W | |
| Wireless charging | — | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | — | 200 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 5 MP | 32 MP | |
| RAM | 3GB / 4GB | 12GB / 16GB | |
| Storage | 32GB / 64GB / 128GB | 256GB / 512GB / 1TB | |
| OS | Android 12, Realme UI S | Android 16 | |
| Brightness (peak) | 400 nits | — | |
| NFC | no | yes | |
| Protection | — | IP69 | |
| Dimensions | 164.2×75.7×8.3 mm | 163.0×76.8×8.2 mm | |
| Weight | 187 g | 230 g | |
| Launch price | — | $950 |
Realme C33
- Main: —
- Front: 5MP
Vivo X300 Ultra
- Main: 200MP f/f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Realme C33
- 6.5" IPS LCD
- Resolution: 720x1600
- Refresh rate: —
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Realme C33
- 5000 mAh
- Wireless charging: no data
Vivo X300 Ultra
- 7000 mAh
- NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
- Wired: 100W
- Wireless: 40W
Realme C33
Price unknownperformance
In the "performance" category, the Vivo X300 Ultra significantly outperforms the Realme C33 (99/100 vs 16/100).
display
In the "display" category, the Vivo X300 Ultra significantly outperforms the Realme C33 (89/100 vs 39/100).
battery
In the "battery" category, the Vivo X300 Ultra notably outperforms the Realme C33 (85/100 vs 66/100).
portability
In the "portability" category, the Realme C33 notably outperforms the Vivo X300 Ultra (64/100 vs 39/100).
Which is better: the Realme C33 or the Vivo X300 Ultra?
The Vivo X300 Ultra significantly outperforms the Realme C33 by 56 points (91/100 vs 35/100).
What is the rating of the Realme C33 and the Vivo X300 Ultra?
The Realme C33 has a MobileRank rating of 35/100, the Vivo X300 Ultra — 91/100.
Which is more powerful: the Realme C33 or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (99/100 vs 16/100).
Should you choose the Realme C33 over the Vivo X300 Ultra?
The Realme C33 is a better fit for everyday use. 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.