Home > Smartphone comparison > Redmi K30 Ultra vs Redmi K30 – which one to choose?

Xiaomi Redmi K30 Ultra vs Redmi K30

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 K30, which is powered by Qualcomm Snapdragon 730G and came out 9 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
  • Water-resistant body (IP53 classification)
  • 79% better performance in AnTuTu Benchmark (477K versus 266K)
  • Compatible with the latest Wi-Fi 6 wireless networks
  • Newer Bluetooth version (v5.1)
  • Stereo speakers
  • Delivers 9% higher maximum brightness (776 against 709 nits)
  • AMOLED display (versus competitor's IPS LCD)
Reasons to consider the Xiaomi Redmi K30
  • Optical image stabilization
  • Expandable storage via MicroSD card up to 256GB
  • 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 6.67 inches
Resolution 1080 x 2400 pixels 1080 x 2400 pixels
Aspect ratio 20:9 20:9
PPI 395 ppi 395 ppi
Refresh rate 120 Hz 120 Hz
HDR support Yes, HDR10+ Yes, HDR10
Screen protection Corning Gorilla Glass 5 Corning Gorilla Glass 5
Screen-to-body ratio 87.2% 84.8%
Display features - DCI-P3
- Always-On Display
- DC Dimming
- Always-On Display
- DC Dimming
Display tests
RGB color space 97.5% -
PWM 270 Hz -
Response time 7 ms -
Contrast ∞ Infinity -
Max. Brightness
776 nits
709 nits
Sources: NotebookCheck [1]

Design and build

Height 163.3 mm (6.43 inches) 165.3 mm (6.51 inches)
Width 75.4 mm (2.97 inches) 76.6 mm (3.02 inches)
Thickness 9.1 mm (0.36 inches) 8.8 mm (0.35 inches)
Weight 213 gramm (7.51 oz) 208 gramm (7.34 oz)
Waterproof IP53 No
Rear material Glass Glass
Frame material Metal Plastic
Colors White, Black, Green White, Blue, Red, Purple
Fingerprint scanner Yes, in-display Yes, in home button
Screen-to-body ratio
87.2%
84.8%

Performance

Tests of Xiaomi Redmi K30 Ultra and Xiaomi Redmi K30 in the benchmarks
SoC
Chipset Mediatek Dimensity 1000 Plus Qualcomm Snapdragon 730G
Max. clock 2600 MHz 2200 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: Kryo 470 Silver (Cortex-A55)
- 2 cores at 2.2 GHz: Kryo 470 Gold (Cortex-A76)
L3 cache 0.512 MB -
Lithography process 7 nanometers 8 nanometers
Graphics Mali-G77 MC9 Adreno 618
GPU clock 850 MHz 575 MHz
FLOPS - ~422 GFLOPS
Memory
RAM size 6, 8 GB 6, 8 GB
Memory type LPDDR4X LPDDR4X
Memory clock 2133 MHz 1866 MHz
Channels 2 2
Storage
Storage size 128, 256, 512 GB 64, 128, 256 GB
Storage type UFS 3.0 UFS 2.1
Memory card No MicroSD
Memory card max. size - Up to 256 GB

Benchmarks

Geekbench 5 (Single-Core)
776
546
Geekbench 5 (Multi-Core)
2706
1695
AnTuTu Benchmark 8
477120
266826
AnTuTu 8 Smartphone Scores (77th and 227th place)

Software

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

Battery

Specifications
Capacity 4500 mAh 4500 mAh
Charge power 33 W 27 W
Battery type Li-Po Li-Po
Replaceable No No
Wireless charging No No
Reverse charging No No
Fast charging Yes, Quick Charge 4+ (100% in 58 min) Yes (100% in 70 min)
Full charging time 0:58 hr 1:10 hr

Battery life tests

Web browsing (Wi-Fi)
14:14 hr
Watching videos (Player)
12:19 hr
Talk (3G)
44:27 hr

Camera

Specs and camera test of smartphones
Main camera
Matrix 64 megapixels 64 megapixels
Image resolution 9000 x 7000 9000 x 7000
Zoom Digital Digital
Flash Dual LED Dual LED
Stabilization Digital Optical
8K video recording No No
4K video recording Up to 30FPS Up to 30FPS
1080p video recording Up to 60FPS Up to 120FPS
Slow motion 960 FPS (1080p) 960 FPS (720p)
Angle of widest lens 119° 120°
Lenses 4 (64 MP + 13 MP + 5 MP + 2 MP) 4 (64 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
- 64 MP
- Aperture: f/1.9
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/1.7", Sony IMX686 (Exmor-RS CMOS)
- Phase autofocus
- Optical stabilization
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", OmniVision OV8856 (CMOS)
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
- Focal length: 1.94 mm
- Pixel size: 1.75 micron
- Sensor: 1/5", GalaxyCore GC02M1 (CMOS)
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 20 megapixels
Image resolution 5963 x 3354 5963 x 3354
Aperture f/2.24 f/2.2
Focal length - 27 mm
Pixel size 0.8 microns 0.8 microns
Sensor type ISOCELL CMOS ISOCELL CMOS
Sensor size 1/3.4" 1/3.4"
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 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, 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 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 No
Hybrid slot No Yes
LTE Cat* 18 15
5G support Yes Yes

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 December 2019
Release date August 2020 February 2020
Launch price ~ 412 USD ~ 287 USD
SAR (head) - 0.47 W/kg
SAR (body) - 1.16 W/kg
Sensors - Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Barometer
- Proximity sensor
- Gyroscope
- 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.

Cast your vote

So, which phone would you choose?
5 (71.4%)
2 (28.6%)
Total votes: 7

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