Home > Smartphone comparison > Redmi K90 Max vs OnePlus 15T – which one to choose?

Xiaomi Redmi K90 Max vs OnePlus 15T

88 out of 100
Xiaomi Redmi K90 Max
VS
92 out of 100
OnePlus 15T
Xiaomi Redmi K90 Max
OnePlus 15T

Here we compared two flagship smartphones: the 6.83-inch Xiaomi Redmi K90 Max (with MediaTek Dimensity 9500) that was released on April 21, 2026, against the OnePlus 15T, which is powered by Qualcomm Snapdragon 8 Elite Gen 5 and came out 1 month before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Select the amount of RAM to evaluate performance and value for money more precisely
Memory
  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery life
  6. Camera
  7. Comments

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Xiaomi Redmi K90 Max
  • Has a 0.51 inch larger screen size
  • Comes with 1050 mAh larger battery capacity: 8550 vs 7500 mAh
  • Slow-motion recording at 960FPS
  • Supports Dolby Atmos sound technology
Reasons to consider the OnePlus 15T
  • The rear camera has a 3.5x optical zoom
  • Handles wireless charging up to 50W
  • Newer Bluetooth version (v6.0)
  • Weighs 33 grams less
  • Better grip in hands – the body is 6.08 mm narrower
  • 9% faster in single-core GeekBench 6 test: 3640 and 3352 points
  • Ready for eSIM technology

Review

Evaluation of Xiaomi Redmi K90 Max and OnePlus 15T crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
Scores with a red asterisk (*) are approximate and may change in the future as we gather more data.
NanoReview Score
Final comparison evaluation
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Value for money (Beta)

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Currency
12 / 256 GB
VS
12 / 256 GB
88.1
(Very good)
Value Index
66.6
(Good)

Tests and specifications

Comparison table of technical specifications and tests
Phone:
Redmi K90 Max
vs
OnePlus 15T

Display

Type AMOLED AMOLED
Size 6.83 inches 6.32 inches
Resolution 1280 x 2772 pixels 1216 x 2640 pixels
Aspect ratio 19.5:9 19.5:9
PPI 447 ppi 460 ppi
Refresh rate 165 Hz 165 Hz
Adaptive refresh rate Yes Yes (60-165 Hz)
Max rated brightness - 1800 nits
Max rated brightness in HDR 3500 nits 3600 nits
HDR support Yes, Dolby Vision Yes, Dolby Vision
Touch sampling rate 480 Hz 330 Hz
Screen protection Dragon Crystal Glass Crystal Shield Glass
Screen-to-body ratio 90.2% 90.7%
Display features - DCI-P3
- Always-On Display
- DC Dimming		 - DCI-P3
- Always-On Display
- DC Dimming
Display tests
RGB color space - 99.9%
PWM - 120 Hz
Response time - 6 ms
Contrast - ∞ Infinity
Screen space comparison
Redmi K90 Max
6.83β€³ (19.5:9 ratio) = 17.7 in2
OnePlus 15T
6.32β€³ (19.5:9 ratio) = 15.2 in2
~16% more screen space
Peak brightness test (auto)
Redmi K90 Max
n/a
OnePlus 15T
1106 nits
Sources: NotebookCheck [3]

Design and build

Height 162.9 mm (6.41 inches) 150.56 mm (5.93 inches)
Width 77.9 mm (3.07 inches) 71.82 mm (2.83 inches)
Thickness 8.2 mm (0.32 inches) 8.35 mm (0.33 inches)
Weight 227 g (8.01 oz) 194 g (6.84 oz)
Waterproof IP69 IP69
Advanced cooling Active fan Vapor chamber
Rear material Plastic Plastic
Frame material Metal Metal
Colors Black, Silver, Blue White, Green, Brown
Fingerprint scanner Yes, in-display Yes, in-display
Screen-to-body ratio
Redmi K90 Max
90.2%
OnePlus 15T +1%
90.7%

Performance

Chipset specifications of Xiaomi Redmi K90 Max and OnePlus 15T
SoC
Chipset MediaTek Dimensity 9500 Qualcomm Snapdragon 8 Elite Gen 5
Max clock 4210 MHz 4610 MHz
CPU cores 8 (1 + 3 + 4) 8 (2 + 6)
Architecture - 4 cores at 2.7 GHz: C1-Pro
- 3 cores at 3.5 GHz: C1-Premium
- 1 core at 4.21 GHz: C1-Ultra		 - 6 cores at 3.63 GHz: Oryon Gen 3 Performance
- 2 cores at 4.74 GHz: Oryon Gen 3 Prime
L3 cache 16 MB 12 MB
Manufacturing TSMC TSMC
Lithography process 3 nanometers 3 nanometers
Neural processor (NPU) MediaTek NPU 990 Hexagon
GPU
Graphics Mali-G1 Ultra MP12 Adreno 840
GPU shading units 1536 1536
GPU clock 1716 MHz 1300 MHz
FLOPS ~5271.5 GFLOPS ~3993.6 GFLOPS

Benchmarks

Benchmark comparison of Xiaomi Redmi K90 Max and OnePlus 15T
Geekbench 6 (Single-Core)
Redmi K90 Max
3352
OnePlus 15T +9%
3640
Geekbench 6 (Multi-Core)
Redmi K90 Max
10402
OnePlus 15T +6%
11033
Compute Score (GPU)
Redmi K90 Max
25045
OnePlus 15T +10%
27558
Compute Score (GPU) 25045 27558
Single-core score 3352 3640
Multi-core score 10402 11033
Sources: Geekbench [3], [4]
AnTuTu Benchmark 11
Redmi K90 Max
3760662
OnePlus 15T +4%
3927976
CPU 1048345 1113855
GPU 1432351 1450217
Memory 476680 487460
UX 803286 876444
Total score 3760662 3927976
Samples [3 tests] [4 tests]
AnTuTu 11 Ranking List (41st and 34th place)
Submit your benchmark results

Recent User Tests

The latest benchmark tests that have been submitted by users
Xiaomi Redmi K90 Max
DateBenchmarkResult
πŸ“˜ 2026-07-25 (ALDRINSSS)AnTuTu 113760662
πŸ“˜ 2026-07-16 (ΠšΡ€ΠΎΡ‚)AnTuTu 113790255
πŸ“˜ 2026-07-08 (ZainπŸ‡²πŸ‡Ύ)AnTuTu 113752181
Add View all (3)
OnePlus 15T
DateBenchmarkResult
πŸ“˜ 2026-08-04 -> Pisulka_deda13AnTuTu 114140191
πŸ“˜ 2026-07-23 -> savelBattery lifeSOT 11:47 / 12:40
πŸ“˜ 2026-07-21 (savel)AnTuTu 113783475
πŸ“˜ 2026-06-18 (linux❀)AnTuTu 113828108
πŸ“˜ 2026-06-17 (Winra)AnTuTu 113927976
Add View all (5)

Memory

RAM
RAM size 12 GB 12 GB
Memory type LPDDR5X LPDDR5X
Memory clock - 5300 MHz
Channels 4 4
Storage
Storage size 256 GB 256 GB
Storage type UFS 4.1 UFS 4.1
Memory card No No

Software

Operating system Android 16 Android 16
ROM HyperOS 3 ColorOS 16
OS size - 57 GB
OS updates - 4 years
Security updates - 5 years

Battery

Capacity 8550 mAh 7500 mAh
Max charge power 100 W 100 W
Battery type Silicon-Carbon (Si/C) Silicon-Carbon (Si/C)
Replaceable No No
Wireless charging No Yes (50 W)
Reverse charging Yes Yes
Bypass charging - Yes
Fast charging Yes Yes (61% in 30 min)
Full charging time - 0:46 hr
Add your battery life

Main camera

Matrix 50 megapixels 50 megapixels
Image resolution 8192 x 6144 8192 x 6144
Zoom Digital Optical, 3.5x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K video recording Up to 30FPS Up to 30FPS
4K video recording Up to 60FPS Up to 120FPS
1080p video recording Up to 60FPS Up to 120FPS
Slow motion 960 FPS (1080p) 480 FPS (720p)
Lenses 1) Standard: 50 MP
2) Ultrawide: 8 MP
1) Standard: 50 MP
2) Telephoto: 50 MP
Camera features - Bokeh mode
- Pro mode		 - Bokeh mode
- Pro mode
- RAW support
Standard lens
Image resolution 50 MP 50 MP
Aperture f/1.7 f/1.8
Focal length 24 mm 24 mm
Sensor Omnivision OV50 Sony IMX906
Sensor size 1/1.55" (β‰ˆ 0.65 inch) 1/1.56" (β‰ˆ 0.64 inch)
Pixel size 1 micron 1 micron
Autofocus Phase autofocus Phase autofocus
Stabilization Optical Optical
Telephoto lens
Image resolution - 50 MP
Aperture - f/2.8
Focal length - 85 mm
Sensor - Samsung S5KJN5
Sensor size - 1/2.76" (β‰ˆ 0.36 inch)
Pixel size - 0.64 micron
Stabilization - Optical
Ultra-wide lens
Image resolution 8 MP -
Aperture f/2.2 -
Focal length 15 mm -
Sensor size 1/4.0" (β‰ˆ 0.25 inch) -
Pixel size 1.14 micron -
Stabilization Digital -

Selfie camera

Megapixels 20 megapixels 16 megapixels
Image resolution 5184 x 3888 -
Aperture f/2.2 f/2.4
Focal length - 23 mm
Sensor - CMOS
Pixel size - 1 micron
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 60 FPS 1080p (Full HD) at 30 FPS
Depth sensor (TOF 3D) No No

Connectivity

Wi-Fi standard Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.4 6.0
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB-Storage mode
- OTG		 - Charging
- USB-Storage mode
- OTG
DisplayPort No Yes
GPS GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC GPS, GLONASS, Beidou, Galileo, QZSS
NFC* Yes Yes
Infrared port Yes Yes
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No Yes
Hybrid slot No No
5G support Yes Yes

Sound

Speakers 2.1 Stereo
Headphone audio jack No No
FM radio No No
Dolby Atmos Yes No
Speakers test
Max loudness

Other

Category Flagship Flagship
Announced April 2026 March 2026
Release date April 2026 March 2026
Launch price (MSRP) $599 $799
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint		 - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
Bundled charger Yes, 100 W Yes, 100 W
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

If the camera and connectivity are more important to you, then choose the OnePlus 15T. But if the sound is more of a priority – go for the Xiaomi Redmi K90 Max.

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