Realme GT7 (China) vs Vivo Y21
The Realme GT7 (China) (2025) runs on the MediaTek Dimensity 9400+, while the Vivo Y21 (2026) runs on the MediaTek Dimensity 6300. By overall MobileRank rating, the Realme GT7 (China) leads — 71/100 vs 44/100 (a 27-point difference). Key differences: the Realme GT7 (China) has the bigger battery (7200 mAh vs 6500); the Realme GT7 (China) is faster in AnTuTu (2,835,794 vs 528,398).
Profile comparison
Category scores
Realme GT7 (China)
Vivo Y21
What makes Realme GT7 (China) better?
- Higher AnTuTu: 2835794 vs 528398
- Better Geekbench Single: 2729 vs 771
- Better Geekbench Multi: 8430 vs 1980
- Bigger battery: 7200 vs 6500 mAh
- Faster charging: 100W vs 44W
- Higher refresh rate: 144Hz vs 120Hz
- Lighter: 203g vs 209g
- Higher performance (89/100 vs 43/100)
- Better camera (35/100 vs 30/100)
- Longer battery life (72/100 vs 58/100)
- Better display (94/100 vs 55/100)
- Better portability (54/100 vs 49/100)
What makes Vivo Y21 better?
- Overall rating 44/100
Comparison verdict
Comparing the Realme GT7 (China) vs the Vivo Y21, the Realme GT7 (China) scores 27 points higher (71/100 vs 44/100). In the "performance" category, the Realme GT7 (China) leads (89/100 vs 43/100). In the "battery" category, the Realme GT7 (China) leads (72/100 vs 58/100). In the "performance" category, the Realme GT7 (China) significantly outperforms the Vivo Y21 (89/100 vs 43/100). In the "display" category, the Realme GT7 (China) significantly outperforms the Vivo Y21 (94/100 vs 55/100). In the "camera" category, the Realme GT7 (China) is a bit better (35/100 vs 30/100). In the "battery" category, the Realme GT7 (China) is a bit better (72/100 vs 58/100). In the "portability" category, the Realme GT7 (China) is a bit better (54/100 vs 49/100).
Specs comparison
| Specification | Realme GT7 (China) | Vivo Y21 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9400+ | MediaTek Dimensity 6300 | |
| AnTuTu | 2835794 | 528398 | |
| Geekbench Single | 2729 | 771 | |
| Geekbench Multi | 8430 | 1980 | |
| Display | 6.8" AMOLED | 6.7" IPS LCD | |
| Resolution | 1280x2800 | 720x1600 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7200 mAh | 6500 mAh | |
| Charging | 100W | 44W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 16 MP | 5 MP | |
| RAM | 12GB / 16GB | 4GB / 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB | |
| OS | Android 15, Realme UI 6.0 | Android 16, OriginOS 6 | |
| Brightness (peak) | 6500 nits | 1200 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP65 | |
| Dimensions | 162.4×76.0×8.3 mm | 167.4×77.1×8.4 mm | |
| Weight | 203 g | 209 g | |
| Launch price | — | $178 |
Camera comparison
Realme GT7 (China)
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Vivo Y21
- Main: 50MP f/1.8
- Front: 5MP
Display comparison
Realme GT7 (China)
- 6.8" AMOLED
- Resolution: 1280x2800
- Refresh rate: 144 Hz
Vivo Y21
- 6.7" IPS LCD
- Resolution: 720x1600
- Refresh rate: 120 Hz
Battery and charging
Realme GT7 (China)
- 7200 mAh
- Wired: 100W
- No wireless charging
Vivo Y21
- 6500 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Realme GT7 (China) and Vivo Y21, covering their specs and all relevant benchmarks.
Realme GT7 (China) leads Vivo Y21 by 436.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Realme GT7 (China)
Price unknownDetailed category analysis
performance
In the "performance" category, the Realme GT7 (China) significantly outperforms the Vivo Y21 (89/100 vs 43/100).
display
In the "display" category, the Realme GT7 (China) significantly outperforms the Vivo Y21 (94/100 vs 55/100).
camera
In the "camera" category, the Realme GT7 (China) is a bit better (35/100 vs 30/100).
battery
In the "battery" category, the Realme GT7 (China) is a bit better (72/100 vs 58/100).
portability
In the "portability" category, the Realme GT7 (China) is a bit better (54/100 vs 49/100).
Frequently asked questions
Which is better: the Realme GT7 (China) or the Vivo Y21?
The Realme GT7 (China) significantly outperforms the Vivo Y21 by 27 points (71/100 vs 44/100).
What is the rating of the Realme GT7 (China) and the Vivo Y21?
The Realme GT7 (China) has a MobileRank rating of 71/100, the Vivo Y21 — 44/100.
Which has the better camera: the Realme GT7 (China) or the Vivo Y21?
The Realme GT7 (China) leads on camera score (35/100 vs 30/100).
Which is more powerful: the Realme GT7 (China) or the Vivo Y21?
The Realme GT7 (China) leads on performance (89/100 vs 43/100).
Should you choose the Realme GT7 (China) over the Vivo Y21?
The Realme GT7 (China) is a better fit for gamers and power users.