Redmi K100 Pro Max vs Vivo Y400 4G
The Redmi K100 Pro Max (2026) runs on the Snapdragon 8 Elite Gen 5, while the Vivo Y400 4G (2025) runs on the Qualcomm Snapdragon 685; launch prices were $730 and $200. By overall MobileRank rating, the Redmi K100 Pro Max leads — 93/100 vs 44/100 (a 49-point difference). Key differences: the Redmi K100 Pro Max has the bigger battery (9070 mAh vs 6000); the main camera is 200 MP vs 50 MP; the Redmi K100 Pro Max is faster in AnTuTu (3,722,803 vs 476,175).
Profile comparison
Category scores
Redmi K100 Pro Max
Vivo Y400 4G
What makes Redmi K100 Pro Max better?
- Higher AnTuTu: 3722803 vs 476175
- Better Geekbench Single: 3639 vs 466
- Better Geekbench Multi: 11047 vs 1396
- Bigger battery: 9070 vs 6000 mAh
- Faster charging: 100W vs 44W
- Better main camera: 200MP vs 50MP
- Higher refresh rate: 185Hz vs 120Hz
- Higher performance (97/100 vs 34/100)
- Better camera (90/100 vs 30/100)
- Longer battery life (95/100 vs 56/100)
- Better display (91/100 vs 79/100)
What makes Vivo Y400 4G better?
- Cheaper at launch: $200 vs $730
- Overall rating 44/100
Comparison verdict
Comparing the Redmi K100 Pro Max vs the Vivo Y400 4G, the Redmi K100 Pro Max scores 49 points higher (93/100 vs 44/100). In the "performance" category, the Redmi K100 Pro Max leads (97/100 vs 34/100). In the "camera" category, the Redmi K100 Pro Max leads (90/100 vs 30/100). In the "battery" category, the Redmi K100 Pro Max leads (95/100 vs 56/100). Value score: Redmi K100 Pro Max — 100/100, Vivo Y400 4G — 48/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y400 4G (97/100 vs 34/100). In the "display" category, the Redmi K100 Pro Max is a bit better (91/100 vs 79/100). In the "camera" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y400 4G (90/100 vs 30/100). In the "battery" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y400 4G (95/100 vs 56/100).
Specs comparison
| Specification | Redmi K100 Pro Max | Vivo Y400 4G | |
|---|---|---|---|
| Processor | Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 685 | |
| AnTuTu | 3722803 | 476175 | |
| Geekbench Single | 3639 | 466 | |
| Geekbench Multi | 11047 | 1396 | |
| Display | 6.9" AMOLED | 6.7" AMOLED | |
| Resolution | 1200x2608 | 1080x2400 | |
| Refresh rate | 185 Hz | 120 Hz | |
| Battery | 9070 mAh | 6000 mAh | |
| Charging | 100W | 44W | |
| Wireless charging | 50W | 0W | |
| Main camera | 200 MP | 50 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 8 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16 | Android 15 | |
| Brightness (peak) | 4500 nits | 1800 nits | |
| NFC | yes | yes | |
| Protection | IP69 | IP69 | |
| Dimensions | — | 162.3×75.3×7.9 mm | |
| Weight | — | 197 g | |
| Launch price | $730 | $200 |
Camera comparison
Redmi K100 Pro Max
- Main: 200MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo Y400 4G
- Main: 50MP f/1.8
- Front: 8MP
Display comparison
Redmi K100 Pro Max
- 6.9" AMOLED
- Resolution: 1200x2608
- Refresh rate: 185 Hz
Vivo Y400 4G
- 6.7" AMOLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Battery and charging
Redmi K100 Pro Max
- 9070 mAh
- Wired: 100W
- Wireless: 50W
Vivo Y400 4G
- 6000 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Redmi K100 Pro Max and Vivo Y400 4G, covering their specs and all relevant benchmarks.
Redmi K100 Pro Max leads Vivo Y400 4G by 681.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $530. Vivo Y400 4G was $530 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y400 4G (97/100 vs 34/100).
display
In the "display" category, the Redmi K100 Pro Max is a bit better (91/100 vs 79/100).
camera
In the "camera" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y400 4G (90/100 vs 30/100).
battery
In the "battery" category, the Redmi K100 Pro Max significantly outperforms the Vivo Y400 4G (95/100 vs 56/100).
Frequently asked questions
Which is better: the Redmi K100 Pro Max or the Vivo Y400 4G?
The Redmi K100 Pro Max significantly outperforms the Vivo Y400 4G by 49 points (93/100 vs 44/100).
What is the rating of the Redmi K100 Pro Max and the Vivo Y400 4G?
The Redmi K100 Pro Max has a MobileRank rating of 93/100, the Vivo Y400 4G — 44/100.
Which has the better camera: the Redmi K100 Pro Max or the Vivo Y400 4G?
The Redmi K100 Pro Max leads on camera score (90/100 vs 30/100).
Which is more powerful: the Redmi K100 Pro Max or the Vivo Y400 4G?
The Redmi K100 Pro Max leads on performance (97/100 vs 34/100).
Should you choose the Redmi K100 Pro Max over the Vivo Y400 4G?
The Redmi K100 Pro Max is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.