Realme C25 vs Vivo X300 Ultra
The Realme C25 (2021) runs on the MediaTek Helio G70, 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 33/100 (a 58-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 6000); the main camera is 48 MP vs 200 MP; the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 317,084); the Vivo X300 Ultra has NFC for contactless payments, the Realme C25 doesn't; the Realme C25 is noticeably lighter (209g vs 230g).
Profile comparison
Category scores
Realme C25
Vivo X300 Ultra
What makes Realme C25 better?
- Lighter: 209g vs 230g
- Overall rating 33/100
What makes Vivo X300 Ultra better?
- Higher AnTuTu: 4247433 vs 317084
- Better Geekbench Single: 3639 vs 417
- Better Geekbench Multi: 11047 vs 1345
- Bigger battery: 7000 vs 6000 mAh
- Faster charging: 100W vs 18W
- Better main camera: 200MP vs 48MP
- Higher performance (99/100 vs 27/100)
- Better camera (96/100 vs 29/100)
- Longer battery life (85/100 vs 51/100)
- Better display (89/100 vs 39/100)
- Better portability (39/100 vs 38/100)
Comparison verdict
Comparing the Realme C25 vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 58 points higher (91/100 vs 33/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 27/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 29/100). In the "battery" category, the Vivo X300 Ultra leads (85/100 vs 51/100). In the "performance" category, the Vivo X300 Ultra significantly outperforms the Realme C25 (99/100 vs 27/100). In the "display" category, the Vivo X300 Ultra significantly outperforms the Realme C25 (89/100 vs 39/100). In the "camera" category, the Vivo X300 Ultra significantly outperforms the Realme C25 (96/100 vs 29/100). In the "battery" category, the Vivo X300 Ultra significantly outperforms the Realme C25 (85/100 vs 51/100). In the "portability" category, the Vivo X300 Ultra and the Realme C25 are nearly equal (39/100 vs 38/100).
Specs comparison
| Specification | Realme C25 | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | MediaTek Helio G70 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 317084 | 4247433 | |
| Geekbench Single | 417 | 3639 | |
| Geekbench Multi | 1345 | 11047 | |
| Display | 6.5" IPS LCD | 6.8" LTPO OLED | |
| Resolution | 720x1600 | 3168x1440 | |
| Refresh rate | — | 120 Hz | |
| Battery | 6000 mAh | 7000 mAh | |
| Charging | 18W | 100W | |
| Wireless charging | 0W | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | 48 MP | 200 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 4GB | 12GB / 16GB | |
| Storage | 64GB / 128GB | 256GB / 512GB / 1TB | |
| OS | Android 11, Realme UI 2.0 | Android 16 | |
| Brightness (peak) | 480 nits | — | |
| NFC | no | yes | |
| Protection | — | IP69 | |
| Dimensions | 164.5×75.9×9.6 mm | 163.0×76.8×8.2 mm | |
| Weight | 209 g | 230 g | |
| Launch price | — | $950 |
Camera comparison
Realme C25
- Main: 48MP f/1.8
- Front: 8MP
Vivo X300 Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Display comparison
Realme C25
- 6.5" IPS LCD
- Resolution: 720x1600
- Refresh rate: —
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Battery and charging
Realme C25
- 6000 mAh
- Wired: 18W
- No wireless charging
Vivo X300 Ultra
- 7000 mAh
- NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
- Wired: 100W
- Wireless: 40W
Overall performance score
We compared Realme C25 and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads Realme C25 by 92.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Realme C25
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo X300 Ultra significantly outperforms the Realme C25 (99/100 vs 27/100).
display
In the "display" category, the Vivo X300 Ultra significantly outperforms the Realme C25 (89/100 vs 39/100).
camera
In the "camera" category, the Vivo X300 Ultra significantly outperforms the Realme C25 (96/100 vs 29/100).
battery
In the "battery" category, the Vivo X300 Ultra significantly outperforms the Realme C25 (85/100 vs 51/100).
portability
In the "portability" category, the Vivo X300 Ultra and the Realme C25 are nearly equal (39/100 vs 38/100).
Frequently asked questions
Which is better: the Realme C25 or the Vivo X300 Ultra?
The Vivo X300 Ultra significantly outperforms the Realme C25 by 58 points (91/100 vs 33/100).
What is the rating of the Realme C25 and the Vivo X300 Ultra?
The Realme C25 has a MobileRank rating of 33/100, the Vivo X300 Ultra — 91/100.
Which has the better camera: the Realme C25 or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on camera score (96/100 vs 29/100).
Which is more powerful: the Realme C25 or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (99/100 vs 27/100).
Should you choose the Realme C25 over the Vivo X300 Ultra?
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.