Samsung Galaxy M21 2021 vs Vivo X300 Ultra
The Samsung Galaxy M21 2021 (2021) runs on the Exynos 9611, 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 43/100 (a 48-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 355,351); the Vivo X300 Ultra has NFC for contactless payments, the Samsung Galaxy M21 2021 doesn't; the Samsung Galaxy M21 2021 is noticeably lighter (192g vs 230g).
Profile comparison
Category scores
Samsung Galaxy M21 2021
Vivo X300 Ultra
What makes Samsung Galaxy M21 2021 better?
- Lighter: 192g vs 230g
- Better portability (68/100 vs 39/100)
What makes Vivo X300 Ultra better?
- Higher AnTuTu: 4247433 vs 355351
- Better Geekbench Single: 3639 vs 365
- Better Geekbench Multi: 11047 vs 1107
- Bigger battery: 7000 vs 6000 mAh
- Faster charging: 100W vs 15W
- Better main camera: 200MP vs 48MP
- Higher performance (99/100 vs 25/100)
- Better camera (96/100 vs 36/100)
- Longer battery life (85/100 vs 51/100)
- Better display (89/100 vs 83/100)
Comparison verdict
Comparing the Samsung Galaxy M21 2021 vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 48 points higher (91/100 vs 43/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 25/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 36/100). 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 Samsung Galaxy M21 2021 (99/100 vs 25/100). In the "display" category, the Vivo X300 Ultra is a bit better (89/100 vs 83/100). In the "camera" category, the Vivo X300 Ultra significantly outperforms the Samsung Galaxy M21 2021 (96/100 vs 36/100). In the "battery" category, the Vivo X300 Ultra significantly outperforms the Samsung Galaxy M21 2021 (85/100 vs 51/100). In the "portability" category, the Samsung Galaxy M21 2021 notably outperforms the Vivo X300 Ultra (68/100 vs 39/100).
Specs comparison
| Specification | Samsung Galaxy M21 2021 | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | Exynos 9611 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 355351 | 4247433 | |
| Geekbench Single | 365 | 3639 | |
| Geekbench Multi | 1107 | 11047 | |
| Display | 6.4" Super AMOLED | 6.8" LTPO OLED | |
| Resolution | 1080x2340 | 3168x1440 | |
| Refresh rate | — | 120 Hz | |
| Battery | 6000 mAh | 7000 mAh | |
| Charging | 15W | 100W | |
| Wireless charging | 0W | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | 48 MP | 200 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 20 MP | 32 MP | |
| RAM | 4GB / 6GB | 12GB / 16GB | |
| Storage | 64GB / 128GB | 256GB / 512GB / 1TB | |
| OS | Android 11, One UI 3.1 Core | Android 16 | |
| Brightness (peak) | 420 nits | — | |
| NFC | no | yes | |
| Protection | — | IP69 | |
| Dimensions | — | 163.0×76.8×8.2 mm | |
| Weight | 192 g | 230 g | |
| Launch price | — | $950 |
Camera comparison
Samsung Galaxy M21 2021
- Main: 48MP f/2.0
- Ultrawide: 8MP
- Front: 20MP
Vivo X300 Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Display comparison
Samsung Galaxy M21 2021
- 6.4" Super AMOLED
- Resolution: 1080x2340
- Refresh rate: —
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Battery and charging
Samsung Galaxy M21 2021
- 6000 mAh
- Wired: 15W
- 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 Samsung Galaxy M21 2021 and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads Samsung Galaxy M21 2021 by 91.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Samsung Galaxy M21 2021
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo X300 Ultra significantly outperforms the Samsung Galaxy M21 2021 (99/100 vs 25/100).
display
In the "display" category, the Vivo X300 Ultra is a bit better (89/100 vs 83/100).
camera
In the "camera" category, the Vivo X300 Ultra significantly outperforms the Samsung Galaxy M21 2021 (96/100 vs 36/100).
battery
In the "battery" category, the Vivo X300 Ultra significantly outperforms the Samsung Galaxy M21 2021 (85/100 vs 51/100).
portability
In the "portability" category, the Samsung Galaxy M21 2021 notably outperforms the Vivo X300 Ultra (68/100 vs 39/100).
Frequently asked questions
Which is better: the Samsung Galaxy M21 2021 or the Vivo X300 Ultra?
The Vivo X300 Ultra significantly outperforms the Samsung Galaxy M21 2021 by 48 points (91/100 vs 43/100).
What is the rating of the Samsung Galaxy M21 2021 and the Vivo X300 Ultra?
The Samsung Galaxy M21 2021 has a MobileRank rating of 43/100, the Vivo X300 Ultra — 91/100.
Which has the better camera: the Samsung Galaxy M21 2021 or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on camera score (96/100 vs 36/100).
Which is more powerful: the Samsung Galaxy M21 2021 or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (99/100 vs 25/100).
Should you choose the Samsung Galaxy M21 2021 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.