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Xiaomi Redmi Note 9 vs Samsung Galaxy A70

Here we compared two mid-range smartphones: the 6.53-inch Xiaomi Redmi Note 9 (with MediaTek Helio G85) that was released on April 30, 2020, against the Samsung Galaxy A70, which is powered by Qualcomm Snapdragon 675 and came out 13 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 Note 9
  • Shows 21% longer battery life (125 vs 103 hours)
  • Comes with 520 mAh larger battery capacity: 5020 vs 4500 mAh
  • The phone is 1-year and 1-month newer
  • Reverse charging feature
  • Has a built-in infrared port
Reasons to consider the Samsung Galaxy A70
  • Delivers 30% higher maximum brightness (616 against 474 nits)
  • Ability to record video in 4K resolution
  • More recent OS version: Android 11 versus 10
  • Slow-motion recording at 240FPS
  • Super AMOLED display (versus competitor's IPS LCD)
  • Faster storage type - UFS 2.1 versus eMMC 5.1
  • Supports Dolby Atmos sound technology
  • 30% faster in single-core GeekBench 5 test: 484 and 372 points
  • Weighs 16 grams less

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 IPS LCD Super AMOLED
Size 6.53 inches 6.7 inches
Resolution 1080 x 2340 pixels 1080 x 2400 pixels
Aspect ratio 19.5:9 20:9
PPI 395 ppi 393 ppi
Refresh rate 60 Hz 60 Hz
HDR support No -
Screen protection Corning Gorilla Glass 5 Corning Gorilla Glass 3
Screen-to-body ratio 83.5% 86%
Display features - - Always-On Display
Display tests
RGB color space 97.7% -
PWM Not detected -
Response time 32.2 ms -
Contrast 4608:1 -
Max. Brightness
474 nits
Galaxy A70 +30%
616 nits
Sources: NotebookCheck [1]

Design and build

Height 162.3 mm (6.39 inches) 164.3 mm (6.47 inches)
Width 77.2 mm (3.04 inches) 76.7 mm (3.02 inches)
Thickness 8.9 mm (0.35 inches) 7.9 mm (0.31 inches)
Weight 199 gramm (7.02 oz) 183 gramm (6.46 oz)
Waterproof No No
Rear material Plastic Plastic
Frame material Plastic Plastic
Colors White, Gray, Green White, Black, Blue
Fingerprint scanner Yes, rear Yes, in-display
Screen-to-body ratio
83.5%
86%

Performance

Tests of Xiaomi Redmi Note 9 and Samsung Galaxy A70 in the benchmarks
SoC
Chipset MediaTek Helio G85 Qualcomm Snapdragon 675
Max. clock 2000 MHz 2000 MHz
CPU cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6 cores at 1.8 GHz: Cortex-A55
- 2 cores at 2 GHz: Cortex-A75
- 6 cores at 1.7 GHz: Kryo 460 Silver (Cortex-A55)
- 2 cores at 2 GHz: Kryo 460 Gold (Cortex-A76)
Lithography process 12 nanometers 11 nanometers
Graphics Mali-G52 MP2 Adreno 612
GPU clock 1000 MHz 700-750 MHz
FLOPS ~54 GFLOPS ~328.2 GFLOPS
Memory
RAM size 3, 4 GB 6 GB
Memory type LPDDR4X LPDDR4X
Memory clock 2133 MHz 1866 MHz
Channels 2 2
Storage
Storage size 64, 128 GB 128 GB
Storage type eMMC 5.1 UFS 2.1
Memory card MicroSD MicroSD
Memory card max. size Up to 512 GB Up to 512 GB

Benchmarks

Geekbench 5 (Single-Core)
Galaxy A70 +30%
484
Geekbench 5 (Multi-Core)
1327
AnTuTu Benchmark 7
AnTuTu Benchmark 8
210968
220835

Software

Operating system Android 10 Android 9.0 (Can be upgraded to Android 11)
ROM MIUI 12 One UI 3.1
OS size 16.5 GB -

Battery

Specifications
Capacity 5020 mAh 4500 mAh
Charge power 18 W 25 W
Battery type Li-Po Li-Po
Replaceable No No
Wireless charging No No
Reverse charging Yes No
Fast charging Yes (50% in 40 min) Yes, Samsung Adaptive Fast Charge (45% in 30 min)
Full charging time 1:30 hr 2:00 hr

Battery life tests

Web browsing (Wi-Fi)
18:00 hr
13:24 hr
Watching videos (Player)
18:09 hr
17:35 hr
Talk (3G)
34:52 hr
37:50 hr

Camera

Specs and camera test of smartphones
Main camera
Matrix 48 megapixels 32 megapixels
Image resolution 8000 x 6000 6500 x 4920
Zoom Digital Digital
Flash LED Dual LED
Stabilization Digital Digital
8K video recording No No
4K video recording No Up to 30FPS
1080p video recording Up to 30FPS Up to 240FPS
Slow motion 120 FPS (720p) 240 FPS (1080p)
Angle of widest lens 118° 123°
Lenses 4 (48 MP + 8 MP + 2 MP + 2 MP) 3 (32 MP + 8 MP + 5 MP)
Wide (main) lens - 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
- 32 MP
- Aperture: f/1.7
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/2.8" (BSI CMOS)
- Phase autofocus
Ultra-wide lens - 8 MP
- Aperture: f/2.2
- Pixel size: 1.12 micron
- Sensor: 1/4.0" (CMOS)
- 8 MP
- Aperture: f/2.2
- Focal length: 12 mm
- Sensor: 1/4" (CMOS)
Macro lens - 2 MP
- Aperture: f/2.4
-
Depth lens - 2 MP
- Aperture: f/2.4
- 5 MP
- Aperture: f/2.2
Camera features - Bokeh mode
- Pro mode
- Bokeh mode
- Pro mode
Selfie camera
Megapixels 13 megapixels 32 megapixels
Image resolution 4128 x 3096 6528 x 4896
Aperture f/2.3 f/2.0
Focal length 29 mm -
Pixel size 1.12 microns -
Sensor type CMOS BSI CMOS
Sensor size 1/3.1" 1/2.8"
Video resolution 1080p (Full HD) при 30 FPS 1080p (Full HD) при 30 FPS

Connectivity

Wi-Fi standard Wi-Fi 5 (802.11 a/b/g/n/ac) 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
Bluetooth version 5 5
Bluetooth features LE, HID, A2DP PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, 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 GPS, GLONASS, Beidou, Galileo
NFC* Yes Yes
Infrared port Yes No
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* 12 12
5G support No No

Sound

Speakers Mono Mono
Headphone audio jack Yes Yes
FM radio Yes Yes
Dolby Atmos No Yes
Speakers test
Max. loudness
92.4 dB
81.7 dB

Other

Category Mid-range Mid-range
Announced April 2020 March 2019
Release date June 2020 April 2019
Launch price ~ 212 USD ~ 375 USD
SAR (head) 0.8 W/kg 0.35 W/kg
SAR (body) 1.14 W/kg 1.48 W/kg
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- 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

If the battery life is more important to you, then choose the Xiaomi Redmi Note 9. But if the performance, software, and sound are more of a priority – go for the Samsung Galaxy A70.

Cast your vote

So, which phone would you choose?
21 (33.3%)
42 (66.7%)
Total votes: 63

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