Redmi K90 Max vs Vivo X300 E

The Redmi K90 Max (2026) runs on the MediaTek Dimensity 9500, while the Vivo X300 E (2026) runs on the Qualcomm Snapdragon 8 Gen 5; estimated prices are $504 and $651. By overall MobileRank rating, the Vivo X300 E leads — 81/100 vs 74/100 (a 7-point difference). Key differences: the Redmi K90 Max has the bigger battery (8550 mAh vs 7200); the Redmi K90 Max is faster in AnTuTu (3,803,420 vs 3,068,952); the Vivo X300 E is noticeably lighter (200g vs 227g).

The Vivo X300 E edges out the Redmi K90 Max by just 7 points — the two devices are very close in overall level.
Profile comparison
Category scores
Redmi K90 Max
Performance 95
Display 94
Camera 37
Battery 78
Portability 41
Value for money
Vivo X300 E
Performance 91
Display 94
Camera 64
Battery 83
Portability 61
Value for money
What makes Redmi K90 Max better?
  • Higher AnTuTu: 3803420 vs 3068952
  • Better Geekbench Single: 3228 vs 2903
  • Bigger battery: 8550 vs 7200 mAh
  • Faster charging: 100W vs 90W
  • Higher refresh rate: 165Hz vs 144Hz
  • Cheaper: $504 vs $651

  • Higher performance (95/100 vs 91/100)
What makes Vivo X300 E better?
  • Better Geekbench Multi: 9602 vs 9553
  • Lighter: 200g vs 227g

  • Better camera (64/100 vs 37/100)
  • Longer battery life (83/100 vs 78/100)
  • Better portability (61/100 vs 41/100)
Comparison verdict

Comparing the Redmi K90 Max vs the Vivo X300 E, the Vivo X300 E scores 7 points higher (81/100 vs 74/100). In the "camera" category, the Vivo X300 E leads (64/100 vs 37/100). In the "performance" category, the Redmi K90 Max and the Vivo X300 E are nearly equal (95/100 vs 91/100). In the "display" category, both devices are on the same level — 94/100. In the "camera" category, the Vivo X300 E notably outperforms the Redmi K90 Max (64/100 vs 37/100). In the "battery" category, the Vivo X300 E is a bit better (83/100 vs 78/100). In the "portability" category, the Vivo X300 E notably outperforms the Redmi K90 Max (61/100 vs 41/100).

Redmi K90 Max: The Redmi K90 Max is a better fit for gamers and power users, those who care about battery life.
Vivo X300 E: The Vivo X300 E is a better fit for gamers and power users, those who care about battery life.
Specs comparison
Specification Redmi K90 Max Vivo X300 E
Processor MediaTek Dimensity 9500 Qualcomm Snapdragon 8 Gen 5
AnTuTu 3803420 3068952
Geekbench Single 3228 2903
Geekbench Multi 9553 9602
Display 6.8" AMOLED 6.6" AMOLED
Resolution 2772x1280 1260x2750
Refresh rate 165 Hz 144 Hz
Battery 8550 mAh 7200 mAh
Charging 100W 90W
Main camera 50 MP 50 MP
Ultrawide 8 MP 8 MP
Telephoto 0 MP 50 MP
Front camera 20 MP 50 MP
RAM 12GB / 16GB 12GB
Storage 256GB / 512GB / 1TB 256GB / 512GB
OS Android 16 Android 16
Brightness (peak) 3500 nits 5000 nits
NFC yes yes
Protection IP66 IP68/IP69
Dimensions 162.9×77.9×8.1 mm 157.5×74.3×7.8 mm
Weight 227 g 200 g
Price $504 $651
Camera comparison
Redmi K90 Max
  • Main: 50MP f/f/1.68
  • Ultrawide: 8MP
  • Front: 20MP
37
camera
Vivo X300 E
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Telephoto: 50MP
  • Front: 50MP
64
camera
Display comparison
Redmi K90 Max
  • 6.8" AMOLED
  • Resolution: 2772x1280
  • Refresh rate: 165 Hz
94
display
Vivo X300 E
  • 6.6" AMOLED
  • Resolution: 1260x2750
  • Refresh rate: 144 Hz
94
display
Battery and charging
Redmi K90 Max
  • 8550 mAh
  • Wired: 100W
  • No wireless charging
78
battery
Vivo X300 E
  • 7200 mAh
  • Wired: 90W
  • Wireless charging: no data
83
battery
Overall performance score

We compared Redmi K90 Max and Vivo X300 E, covering their specs and all relevant benchmarks.

Redmi K90 Max MediaTek Dimensity 9500
74/100
3803420 AnTuTu
Vivo X300 E Qualcomm Snapdragon 8 Gen 5
81/100 -23.9%
3068952 AnTuTu

Redmi K90 Max leads Vivo X300 E by 23.9% in our overall performance rating.

Benchmarks
Price and availability
Redmi K90 Max
$504
Vivo X300 E
$651

Price difference: $147. Redmi K90 Max is cheaper by $147.

Detailed category analysis
performance

In the "performance" category, the Redmi K90 Max and the Vivo X300 E are nearly equal (95/100 vs 91/100).

display

In the "display" category, both devices are on the same level — 94/100.

camera

In the "camera" category, the Vivo X300 E notably outperforms the Redmi K90 Max (64/100 vs 37/100).

battery

In the "battery" category, the Vivo X300 E is a bit better (83/100 vs 78/100).

portability

In the "portability" category, the Vivo X300 E notably outperforms the Redmi K90 Max (61/100 vs 41/100).

Frequently asked questions
Which is better: the Redmi K90 Max or the Vivo X300 E?

The Vivo X300 E edges out the Redmi K90 Max by just 7 points — the two devices are very close in overall level.

What is the rating of the Redmi K90 Max and the Vivo X300 E?

The Redmi K90 Max has a MobileRank rating of 74/100, the Vivo X300 E — 81/100.

Which has the better camera: the Redmi K90 Max or the Vivo X300 E?

The Vivo X300 E leads on camera score (64/100 vs 37/100).

Should you choose the Redmi K90 Max over the Vivo X300 E?

The Redmi K90 Max is a better fit for gamers and power users, those who care about battery life. The Vivo X300 E is a better fit for gamers and power users, those who care about battery life.