Home > Smartphone comparison > Redmi K30 Ultra vs Redmi 10X 4G – which one to choose?

Xiaomi Redmi K30 Ultra vs 10X 4G

Here we compared two smartphones: the 6.67-inch Xiaomi Redmi K30 Ultra (with Mediatek Dimensity 1000 Plus) that was released on August 11, 2020, against the Xiaomi Redmi 10X 4G, which is powered by MediaTek Helio G85 and came out 3 months before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the gadgets.

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Xiaomi Redmi K30 Ultra
  • 2.4x better performance in AnTuTu Benchmark (491K versus 204K)
  • Higher display refresh rate – 120 Hz
  • Delivers 74% higher maximum brightness (788 against 454 nits)
  • Compatible with the latest Wi-Fi 6 wireless networks
  • Newer Bluetooth version (v5.1)
  • Slow-motion recording at 960FPS
  • Ability to record video in 4K resolution
  • More energy-efficient CPU – Mediatek Dimensity 1000 Plus
  • Stereo speakers
  • AMOLED display (versus competitor's IPS LCD)
Reasons to consider the Xiaomi Redmi 10X 4G
  • Expandable storage via MicroSD card up to 512GB
  • Comes with 520 mAh larger battery capacity: 5020 vs 4500 mAh
  • Reverse charging feature
  • Includes a 3.5 mm headphone audio jack port

Review

Display
Screen quality, color accuracy, brightness
Performance
CPU/GPU performance in apps and games
Battery
Battery life, charging type and speed
Camera
Photo and video recording quality
Connectivity
Networks, ports, data transmission
NanoReview score
Final comparison evaluation

Value for money

You can enter your local price of these phones (in USD or any other currency) and click on the "Calculate" button to see which one has a better value for money.
Price

Tests and specifications

Comparison table of technical specifications and tests

Display

Type AMOLED IPS LCD
Size 6.67 inches 6.53 inches
Resolution 1080 x 2400 pixels 1080 x 2340 pixels
Aspect ratio 20:9 19.5:9
PPI 395 ppi 395 ppi
Refresh rate 120 Hz 60 Hz
HDR support Yes, HDR10+ No
Screen protection Corning Gorilla Glass 5 Corning Gorilla Glass 5
Screen-to-body ratio 87.2% 83.5%
Display features - DCI-P3
- Always-On Display
- DC Dimming
-
Display tests
RGB color space 97.5% -
PWM 270 Hz -
Response time 7 ms -
Contrast ∞ Infinity -
Max. Brightness
788 nits
454 nits
Sources: NotebookCheck [1]

Design and build

Height 163.3 mm (6.43 inches) 162.3 mm (6.39 inches)
Width 75.4 mm (2.97 inches) 77.2 mm (3.04 inches)
Thickness 9.1 mm (0.36 inches) 8.9 mm (0.35 inches)
Weight 213 gramm (7.51 oz) 199 gramm (7.02 oz)
Waterproof IP53 IP53
Rear material Glass Plastic
Frame material Metal Plastic
Colors White, Black, Green White, Blue, Green
Fingerprint scanner Yes, in-display Yes, rear
Screen-to-body ratio
87.2%
83.5%

Performance

Tests of Xiaomi Redmi K30 Ultra and Xiaomi Redmi 10X 4G in the benchmarks
SoC
Chipset Mediatek Dimensity 1000 Plus MediaTek Helio G85
Max. clock 2600 MHz 2000 MHz
CPU cores 8 (4 + 4) 8 (2 + 6)
Architecture - 4 cores at 2 GHz: Cortex-A55
- 4 cores at 2.6 GHz: Cortex-A77
- 6 cores at 1.8 GHz: Cortex-A55
- 2 cores at 2 GHz: Cortex-A75
L3 cache 0.512 MB -
Lithography process 7 nanometers 12 nanometers
Graphics Mali-G77 MC9 Mali-G52 MP2
GPU clock 850 MHz 1000 MHz
FLOPS - ~54 GFLOPS
Memory
RAM size 6, 8 GB 4, 6 GB
Memory type LPDDR4X LPDDR4X
Memory clock 2133 MHz 2133 MHz
Channels 2 2
Storage
Storage size 128, 256, 512 GB 128 GB
Storage type UFS 3.0 UFS 2.1
Memory card No MicroSD
Memory card max. size - Up to 512 GB

Benchmarks

Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
2758
AnTuTu Benchmark 8
491240
204415
AnTuTu 8 Android Ranking (77th and 279th place)

Software

Operating system Android 10.0 Android 10
ROM MIUI 12 MIUI 11
OS size 14 GB -

Battery

Specifications
Capacity 4500 mAh 5020 mAh
Charge power 33 W 18 W
Battery type Li-Po Li-Ion
Replaceable No No
Wireless charging No No
Reverse charging No Yes
Fast charging Yes, Quick Charge 4+ (100% in 58 min) Yes, Quick Charge 3.0 (50% in 60 min)
Full charging time 0:58 hr 2:39 hr

Camera

Specs and camera test of smartphones
Main camera
Matrix 64 megapixels 48 megapixels
Image resolution 9000 x 7000 8000 x 6000
Zoom Digital Digital
Flash Dual LED LED
Stabilization Digital Digital
8K video recording No No
4K video recording Up to 30FPS No
1080p video recording Up to 60FPS Up to 30FPS
Slow motion 960 FPS (1080p) 120 FPS (720p)
Angle of widest lens 119° 118°
Lenses 4 (64 MP + 13 MP + 5 MP + 2 MP) 4 (48 MP + 8 MP + 2 MP + 2 MP)
Wide (main) lens - 64 MP
- Aperture: f/1.9
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/1.72", Sony IMX682 (Exmor-RS CMOS)
- Phase autofocus
- 48 MP
- Aperture: f/1.8
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/2.0", Samsung S5KGM1 (ISOCELL Plus CMOS)
- Phase autofocus
Ultra-wide lens - 13 MP
- Aperture: f/2.4
- Focal length: 13 mm
- Pixel size: 1.12 micron
- Sensor: 1/3.1", Samsung S5K3L6 (ISOCELL CMOS)
- 8 MP
- Aperture: f/2.2
- Focal length: 13 mm
- Pixel size: 1.12 micron
- Sensor: 1/4.0", OmniVision OV8856
Macro lens - 5 MP
- Aperture: f/2.2
- Focal length: 50 mm
- Pixel size: 1.12 micron
- Sensor: 1/5", Samsung S5K5E9 (ISOCELL CMOS)
- Phase autofocus (Dual Pixel)
- 2 MP
- Aperture: f/2.4
- Pixel size: 1.75 micron
- Sensor: 1/5" (CMOS)
- Phase autofocus
Depth lens - 2 MP
- Aperture: f/2.4
- Pixel size: 1.75 micron
- 2 MP
- Aperture: f/2.4
- Pixel size: 1.75 micron
- Sensor: 1/5", GalaxyCore GC02M1 (CMOS)
Camera features - Bokeh mode
- Pro mode
- RAW support
- Bokeh mode
- Pro mode
Selfie camera
Megapixels 20 megapixels 13 megapixels
Image resolution 5963 x 3354 4128 x 3096
Aperture f/2.24 f/2.3
Pixel size 0.8 microns 1.12 microns
Sensor type ISOCELL CMOS CMOS
Sensor size 1/3.4" 1/3.1"
Video resolution 1080p (Full HD) при 30 FPS 1080p (Full HD) при 30 FPS

Connectivity

Wi-Fi standard Wi-Fi 6 (802.11 b/g/n/ac/ax) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.1 5
Bluetooth features LE, A2DP LE, HID, A2DP
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB-Storage mode
- OTG
- Charging
- USB-Storage mode
- OTG
GPS GPS, GLONASS, Beidou, Galileo, QZSS GPS, GLONASS, Beidou, Galileo
NFC* Yes No
Infrared port Yes Yes
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No No
Hybrid slot No No
LTE Cat* 18 12
5G support Yes No

Sound

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

Other

Category Flagship Mid-range
Announced August 2020 May 2020
Release date August 2020 August 2020
Launch price ~ 412 USD ~ 225 USD
SAR (head) - 0.795 W/kg
SAR (body) - 1.138 W/kg
Sensors - Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Proximity sensor
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Xiaomi Redmi K30 Ultra is definitely a better buy.

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