Home Phone comparison Xiaomi Redmi K70 Ultra and Xiaomi 15S Pro - Which is better?

Xiaomi Redmi K70 Ultra vs Xiaomi 15S Pro

82 out 100
Xiaomi Redmi K70 Ultra
VS
95 out 100
Xiaomi 15S Pro
Xiaomi Redmi K70 Ultra
Xiaomi 15S Pro

Compared 2 smartphones : Xiaomi Redmi K70 Ultra Manufactured in July, 2024, with display 6.67 with chipsetMediaTek Dimensity 9300 Plus, vs Xiaomi 15S Pro, Manufactured in May, 2025 with chipsetXiaomi Xring O1. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Xiaomi Redmi K70 Ultra
  • Higher refresh rate: 144Hz
  • Lighter design: 211g vs 216g
Reasons to choose Xiaomi 15S Pro
  • Larger display: 6.73in
  • Higher pixel density: 521ppi
  • Higher battery capacity: 6100mAh vs 5500mAh
  • Supports DisplayPort

Versions

Available versions and configurations
Memory Options - 12/256 GB
- 12/512 GB
- 16/512 GB
- 16/1024 GB
- 24/1024 GB		 - 16/512 GB
- 16/1024 GB

Review

Key Specs Xiaomi Redmi K70 Ultra and Xiaomi 15S Pro
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Xiaomi Redmi K70 Ultra
vs
Xiaomi 15S Pro

Display

Display quality comparison
Type OLED AMOLED
Size 6.67 in 6.73 in
Resolution 1220x2712 pixels 1440x3200 pixels
Aspect ratio 20:9 20:9
Pixel density 446 ppi 521 ppi
Refresh rate 144 Hz 120 Hz
Adaptive refresh rate Yes Yes (1-120 Hz)
Max brightness 4000 nits n/a
HDR support Yes Dolby Vision Yes Dolby Vision
Touch Sampling Rate 480 Hz n/a
Screen-to-body ratio 89.1 % 90 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming

Design & Build

Design and ergonomics comparison
Height 160.4 mm (6.31 in) 161.3 mm (6.35 in)
Width 75.1 mm (2.96 in) 75.3 mm (2.96 in)
Thickness 8.4 mm (0.33 in) 8.33 mm (0.33 in)
Weight 211 g (7.44 oz) 216 g (7.62 oz)
Water resistance IP68 IP68
Cooling system Vapor chamber Vapor chamber
Back panel Glass n/a
Frame Metal Metal
Colors - White
- Black
- Green
- Orange
- Purple		 - Black
- Blue
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Xiaomi Redmi K70 Ultra
89.1 %
Xiaomi 15S Pro
90 %

Performance

Testing Xiaomi Redmi K70 Ultra and Xiaomi 15S Pro In benchmarks
Processor
Chipset MediaTek Dimensity 9300 Plus Xiaomi Xring O1
Max Frequency 3400 MHz 3900 MHz
CPU Cores 8 (1 + 3 + 4) 10 (2 + 4 + 2 + 2)
Architecture - 4/2 (Cortex-A720)
- 3/2.85 (Cortex-X4)
- 1/3.4 (Cortex-X4)		 - 2/1.8 (Cortex-A520)
- 2/1.9 (Cortex-A725)
- 4/3.4 (Cortex-A725)
- 2/3.9 (Cortex-X925)
Process TSMC TSMC
Transistor Size 4 nm 3 nm
Neural Processor MediaTek APU 790 Yes
Graphics Mali-G720 Immortalis MP12 Mali-G925 Immortalis MP12
GPU Cores 1536 1536
GPU Frequency 1300 MHz n/a
FLOPS 3993.6 GFLOPS n/a
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi K70 Ultra
2224
Xiaomi 15S Pro
3068
Geekbench 6 (Multi-Core)
Xiaomi Redmi K70 Ultra
7415
Xiaomi 15S Pro
9519
Geekbench 6 (Single-Core)22243068
Geekbench 6 (Multi-Core)74159519
Geekbench Compute (GPU)1581020919
Sources: Geekbench v6 [Xiaomi Redmi K70 Ultra], [Xiaomi 15S Pro]
AnTuTu 10
AnTuTu 10
Xiaomi Redmi K70 Ultra
2149581
Xiaomi 15S Pro
2650995
CPU502823653020
GPU8556381065137
Memory428947550763
UX362173382075
NanoReview Score21495812650995
3DMark Wild Life
3DMark Wild Life
Xiaomi Redmi K70 Ultra
13463
Xiaomi 15S Pro
n/a
Stability70 %n/a
Graphics Test80 fpsn/a
Graphics Score13463n/a
Sources: 3DMark [Xiaomi Redmi K70 Ultra]
PCMark 3.0
PCMark 3.0
Xiaomi Redmi K70 Ultra
15188
Xiaomi 15S Pro
n/a
Writing score17583n/a
Web score15413n/a
Video editing6546n/a
Data manipulation14781n/a
NanoReview Score15188n/a

Memory

RAM
RAM Size - 12 GB
- 16 GB
- 24 GB		 16 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency 4800 MHz 4800 MHz
Channels 4 4
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB		512 GB
Storage TypeUFS 4.0UFS 4.1
Memory CardNoNo

Software

OS Android 14 Android 15
UI Skin HyperOS 1.0 HyperOS 2.0

Battery

Volume 5500 mAh 6100 mAh
Max Charging Power 120 W 90 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (50 W)
Reverse Charging No Yes (Wireless)
Fast Charging Yes (50% in 12 min) Yes
Full Charge Time 0:24 h n/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Digital Optical, 5x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording Yes (Up to 30 fps) Up to 24FPS
4K Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 240 fps)
Slow Motion 960 fps (1080p) 960 fps (1080p)
Wide-angle lens 119 ° 115 °
Lenses count Standard: 50 MP
Ultra-wide: 8 MP
Macro: 2 MP		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP50 MP
Aperturef/1.7f/1.4
Focal length23 mm23 mm
SensorSony IMX906Omnivision OVX9000
Sensor size1/1.561/1.31
Pixel size1 μm1.2 μm
AutofocusPhase autofocusPhase autofocus (Dual Pixel)
StabilizationOpticalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/2.5
Focal lengthn/a120 mm
Sensorn/aSony IMX858
Sensor sizen/a1/2.51
Pixel sizen/a0.64 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix8 MP50 MP
Aperturef/2.2f/2.2
Focal lengthn/a14 mm
SensorSamsung S5KJN1Samsung S5KJN1
Sensor size1/4.01/2.76
Pixel size1.12 μm0.64 μm
StabilizationDigitalDigital

Front camera

Matrix 20 MP 32 MP
Photo resolution n/a 6528x4896 pixels
Aperture n/a f/2.0
Focal length n/a 22 mm
Sensor Omnivision OV20B Omnivision OV32B
Sensor size 1/2.0 1/3
Pixel size n/a 0.7 μm
Autofocus n/a Phase autofocus
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 7 (802.11 a/b/g/n/ac/ax) 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 5.4
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version n/a 3.2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a Yes
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G Bandsn/aGSM B2 / B3 / B5 / B8
3G Bandsn/aWCDMA B1 / B2 / B4 / B5 / B6 / B8 / B19
LTE Bands*n/aLTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B26/B28/B34/B38/B39/B40/B41/B42/B48/B66)
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio n/a No

Other

Class Flagship Flagship
Announced July, 2024 yr May, 2025 yr
Release Date July, 2024 yr May, 2025 yr
Launch Price ($) 360 n/a
MSRP ($) n/a 1100
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 120 W Yes 90 W

Note

Xiaomi Redmi K70 Ultra:

Also known as Redmi K70 Extreme Edition in China.

* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi 15S Pro the clear winner in this comparison.

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