Realme GT7 (China) vs Vivo X21i
The Realme GT7 (China) (2025) runs on the MediaTek Dimensity 9400+, while the Vivo X21i (2018) runs on the MediaTek Helio P60. By overall MobileRank rating, the Realme GT7 (China) leads — 71/100 vs 30/100 (a 41-point difference). Key differences: the Realme GT7 (China) has the bigger battery (7200 mAh vs 3425); the main camera is 50 MP vs 12 MP; the Realme GT7 (China) is faster in AnTuTu (2,835,794 vs 314,537); the Realme GT7 (China) has NFC for contactless payments, the Vivo X21i doesn't; the Vivo X21i is noticeably lighter (159g vs 203g).
Profile comparison
Category scores
Realme GT7 (China)
Vivo X21i
What makes Realme GT7 (China) better?
- Higher AnTuTu: 2835794 vs 314537
- Better Geekbench Single: 2729 vs 341
- Better Geekbench Multi: 8430 vs 779
- Bigger battery: 7200 vs 3425 mAh
- Better main camera: 50MP vs 12MP
- Higher performance (89/100 vs 20/100)
- Better camera (35/100 vs 15/100)
- Longer battery life (72/100 vs 15/100)
- Better display (94/100 vs 82/100)
What makes Vivo X21i better?
- Lighter: 159g vs 203g
- Better portability (94/100 vs 54/100)
Comparison verdict
Comparing the Realme GT7 (China) vs the Vivo X21i, the Realme GT7 (China) scores 41 points higher (71/100 vs 30/100). In the "performance" category, the Realme GT7 (China) leads (89/100 vs 20/100). In the "camera" category, the Realme GT7 (China) leads (35/100 vs 15/100). In the "battery" category, the Realme GT7 (China) leads (72/100 vs 15/100). In the "performance" category, the Realme GT7 (China) significantly outperforms the Vivo X21i (89/100 vs 20/100). In the "display" category, the Realme GT7 (China) is a bit better (94/100 vs 82/100). In the "camera" category, the Realme GT7 (China) notably outperforms the Vivo X21i (35/100 vs 15/100). In the "battery" category, the Realme GT7 (China) significantly outperforms the Vivo X21i (72/100 vs 15/100). In the "portability" category, the Vivo X21i significantly outperforms the Realme GT7 (China) (94/100 vs 54/100).
Specs comparison
| Specification | Realme GT7 (China) | Vivo X21i | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9400+ | MediaTek Helio P60 | |
| AnTuTu | 2835794 | 314537 | |
| Geekbench Single | 2729 | 341 | |
| Geekbench Multi | 8430 | 779 | |
| Display | 6.8" AMOLED | 6.3" Super AMOLED | |
| Resolution | 1280x2800 | 1080x2280 | |
| Refresh rate | 144 Hz | — | |
| Battery | 7200 mAh | 3425 mAh | |
| Charging | 100W | — | |
| Main camera | 50 MP | 12 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 16 MP | 24 MP | |
| RAM | 12GB / 16GB | 4GB / 6GB | |
| Storage | 256GB / 512GB / 1TB | 64GB / 128GB | |
| OS | Android 15, Realme UI 6.0 | Android 8.1 (Oreo); Funtouch 4 | |
| Brightness (peak) | 6500 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | 162.4×76.0×8.3 mm | 154.4×75.0×7.0 mm | |
| Weight | 203 g | 159 g | |
| Launch price | — | — |
Camera comparison
Realme GT7 (China)
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Vivo X21i
- Main: 12MP f/1.8
- Front: 24MP
Display comparison
Realme GT7 (China)
- 6.8" AMOLED
- Resolution: 1280x2800
- Refresh rate: 144 Hz
Vivo X21i
- 6.3" Super AMOLED
- Resolution: 1080x2280
- Refresh rate: —
Battery and charging
Realme GT7 (China)
- 7200 mAh
- Wired: 100W
- No wireless charging
Vivo X21i
- 3425 mAh
- Wireless charging: no data
Overall performance score
We compared Realme GT7 (China) and Vivo X21i, covering their specs and all relevant benchmarks.
Realme GT7 (China) leads Vivo X21i by 801.6% in our overall performance rating.
Benchmarks
Detailed category analysis
performance
In the "performance" category, the Realme GT7 (China) significantly outperforms the Vivo X21i (89/100 vs 20/100).
display
In the "display" category, the Realme GT7 (China) is a bit better (94/100 vs 82/100).
camera
In the "camera" category, the Realme GT7 (China) notably outperforms the Vivo X21i (35/100 vs 15/100).
battery
In the "battery" category, the Realme GT7 (China) significantly outperforms the Vivo X21i (72/100 vs 15/100).
portability
In the "portability" category, the Vivo X21i significantly outperforms the Realme GT7 (China) (94/100 vs 54/100).
Frequently asked questions
Which is better: the Realme GT7 (China) or the Vivo X21i?
The Realme GT7 (China) significantly outperforms the Vivo X21i by 41 points (71/100 vs 30/100).
What is the rating of the Realme GT7 (China) and the Vivo X21i?
The Realme GT7 (China) has a MobileRank rating of 71/100, the Vivo X21i — 30/100.
Which has the better camera: the Realme GT7 (China) or the Vivo X21i?
The Realme GT7 (China) leads on camera score (35/100 vs 15/100).
Which is more powerful: the Realme GT7 (China) or the Vivo X21i?
The Realme GT7 (China) leads on performance (89/100 vs 20/100).
Should you choose the Realme GT7 (China) over the Vivo X21i?
The Realme GT7 (China) is a better fit for gamers and power users.