Redmi K90 vs Vivo X300 E

The Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo X300 E (2026) runs on the Qualcomm Snapdragon 8 Gen 5; estimated prices are $401 and $651. By overall MobileRank rating, the Vivo X300 E leads — 81/100 vs 76/100 (a 5-point difference). Key differences: the Vivo X300 E has the bigger battery (7200 mAh vs 7100); the Redmi K90 is faster in AnTuTu (3,088,357 vs 3,068,952).

The Vivo X300 E edges out the Redmi K90 by just 5 points — the two devices are very close in overall level.
Profile comparison
Category scores
Redmi K90
Performance 92
Display 82
Camera 58
Battery 72
Portability 55
Value for money
Vivo X300 E
Performance 91
Display 94
Camera 64
Battery 83
Portability 61
Value for money
What makes Redmi K90 better?
  • Higher AnTuTu: 3088357 vs 3068952
  • Better Geekbench Single: 3041 vs 2903
  • Faster charging: 100W vs 90W
  • Cheaper: $401 vs $651

  • Higher performance (92/100 vs 91/100)
What makes Vivo X300 E better?
  • Better Geekbench Multi: 9602 vs 9494
  • Bigger battery: 7200 vs 7100 mAh
  • Higher refresh rate: 144Hz vs 120Hz
  • Lighter: 200g vs 206g

  • Better camera (64/100 vs 58/100)
  • Longer battery life (83/100 vs 72/100)
  • Better display (94/100 vs 82/100)
  • Better portability (61/100 vs 55/100)
Comparison verdict

Comparing the Redmi K90 vs the Vivo X300 E, the Vivo X300 E scores 5 points higher (81/100 vs 76/100). In the "battery" category, the Vivo X300 E leads (83/100 vs 72/100). In the "performance" category, the Redmi K90 and the Vivo X300 E are nearly equal (92/100 vs 91/100). In the "display" category, the Vivo X300 E is a bit better (94/100 vs 82/100). In the "camera" category, the Vivo X300 E is a bit better (64/100 vs 58/100). In the "battery" category, the Vivo X300 E is a bit better (83/100 vs 72/100). In the "portability" category, the Vivo X300 E is a bit better (61/100 vs 55/100).

Redmi K90: The Redmi K90 is a better fit for gamers and power users.
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 Vivo X300 E
Processor Qualcomm Snapdragon 8 Elite Qualcomm Snapdragon 8 Gen 5
AnTuTu 3088357 3068952
Geekbench Single 3041 2903
Geekbench Multi 9494 9602
Display 6.6" AMOLED 6.6" AMOLED
Resolution 2510x1156 1260x2750
Refresh rate 120 Hz 144 Hz
Battery 7100 mAh 7200 mAh
Charging 100W 90W
Main camera 50 MP 50 MP
Ultrawide 8 MP 8 MP
Telephoto 50 MP 50 MP
Front camera 20 MP 50 MP
RAM 12GB / 16GB 12GB
Storage 256GB / 512GB 256GB / 512GB
OS Android 16 Android 16
Brightness (peak) 3500 nits 5000 nits
NFC yes yes
Protection IP68 IP68/IP69
Dimensions 157.5×75.3×8.0 mm 157.5×74.3×7.8 mm
Weight 206 g 200 g
Price $401 $651
Camera comparison
Redmi K90
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Telephoto: 50MP
  • Front: 20MP
58
camera
Vivo X300 E
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Telephoto: 50MP
  • Front: 50MP
64
camera
Display comparison
Redmi K90
  • 6.6" AMOLED
  • Resolution: 2510x1156
  • Refresh rate: 120 Hz
82
display
Vivo X300 E
  • 6.6" AMOLED
  • Resolution: 1260x2750
  • Refresh rate: 144 Hz
94
display
Battery and charging
Redmi K90
  • 7100 mAh
  • Wired: 100W
  • No wireless charging
72
battery
Vivo X300 E
  • 7200 mAh
  • Wired: 90W
  • Wireless charging: no data
83
battery
Overall performance score

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

Redmi K90 Qualcomm Snapdragon 8 Elite
76/100
3088357 AnTuTu
Vivo X300 E Qualcomm Snapdragon 8 Gen 5
81/100 -0.6%
3068952 AnTuTu

Redmi K90 leads Vivo X300 E by 0.6% in our overall performance rating.

Benchmarks
Price and availability
Redmi K90
$401
Vivo X300 E
$651

Price difference: $250. Redmi K90 is cheaper by $250.

Detailed category analysis
performance

In the "performance" category, the Redmi K90 and the Vivo X300 E are nearly equal (92/100 vs 91/100).

display

In the "display" category, the Vivo X300 E is a bit better (94/100 vs 82/100).

camera

In the "camera" category, the Vivo X300 E is a bit better (64/100 vs 58/100).

battery

In the "battery" category, the Vivo X300 E is a bit better (83/100 vs 72/100).

portability

In the "portability" category, the Vivo X300 E is a bit better (61/100 vs 55/100).

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

The Vivo X300 E edges out the Redmi K90 by just 5 points — the two devices are very close in overall level.

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

The Redmi K90 has a MobileRank rating of 76/100, the Vivo X300 E — 81/100.

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

The Vivo X300 E leads on camera score (64/100 vs 58/100).

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

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