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Xiaomi Redmi Note 7 vs Mi A3

Here we compared two mid-range smartphones: the 6.3-inch Xiaomi Redmi Note 7 (with Qualcomm Snapdragon 660) that was released on January 10, 2019, against the Xiaomi Mi A3, which is powered by Qualcomm Snapdragon 665 and came out 6 months after. 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 7
  • 45% higher pixel density (409 vs 282 PPI)
  • Shows 7% longer battery life (108 vs 101 hours)
  • Delivers 32% higher maximum brightness (471 against 356 nits)
  • 13% faster in single-core GeekBench 5 test: 333 and 296 points
Reasons to consider the Xiaomi Mi A3
  • Slow-motion recording at 480FPS
  • Ability to record video in 4K resolution
  • Has an ultra-wide angle camera lens
  • Super AMOLED display (versus competitor's IPS LCD)
  • Faster storage type - UFS 2.0 versus eMMC 5.1
  • More energy-efficient CPU – Snapdragon 665
  • The phone is 6-months newer

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
Phone:
vs

Display

Type IPS LCD Super AMOLED
Size 6.3 inches 6.01 inches
Resolution 1080 x 2340 pixels 720 x 1560 pixels
Aspect ratio 19.5:9 19.5:9
PPI 409 ppi 282 ppi
Refresh rate 60 Hz 60 Hz
HDR support No No
Screen protection Corning Gorilla Glass 5 Corning Gorilla Glass 5
Screen-to-body ratio 81.4% 82.77%
Display features - - Always-On Display
- DC Dimming
Display tests
RGB color space 99.3% -
PWM 2336 Hz -
Response time 43.2 ms -
Contrast 1639:1 -
Max. Brightness
471 nits
356 nits
Sources: NotebookCheck [1]

Design and build

Height 159.2 mm (6.27 inches) 153.5 mm (6.04 inches)
Width 75.2 mm (2.96 inches) 71.9 mm (2.83 inches)
Thickness 8.1 mm (0.32 inches) 8.5 mm (0.33 inches)
Weight 186 gramm (6.56 oz) 173 gramm (6.1 oz)
Waterproof No No
Rear material Glass Glass
Frame material Plastic Plastic
Colors Black, Blue White, Gray, Blue
Fingerprint scanner Yes, rear Yes, in-display
Screen-to-body ratio
81.4%
Mi A3 +2%
82.77%

Performance

Tests of Xiaomi Redmi Note 7 and Xiaomi Mi A3 in the benchmarks
SoC
Chipset Qualcomm Snapdragon 660 Qualcomm Snapdragon 665
Max. clock 2200 MHz 2000 MHz
CPU cores 8 (4 + 4) 8 (4 + 4)
Architecture - 4 cores at 1.84 GHz: Kryo 260 Silver (Cortex-A53)
- 4 cores at 2.2 GHz: Kryo 260 Gold (Cortex-A73)
- 4 cores at 1.8 GHz: Kryo 260 Silver (Cortex-A53)
- 4 cores at 2 GHz: Kryo 260 Gold (Cortex-A73)
Lithography process 14 nanometers 11 nanometers
Graphics Adreno 512 Adreno 610
GPU clock 850 MHz 600 MHz
FLOPS ~217 GFLOPS ~273 GFLOPS
Memory
RAM size 3, 4 GB 4, 6 GB
Memory type LPDDR4X LPDDR4X
Memory clock 1866 MHz 1866 MHz
Channels 2 2
Storage
Storage size 32, 64, 128 GB 64, 128 GB
Storage type eMMC 5.1 UFS 2.0
Memory card MicroSD MicroSD
Memory card max. size Up to 256 GB Up to 256 GB

Benchmarks

Geekbench 5 (Single-Core)
333
296
Geekbench 5 (Multi-Core)
1442
1110
AnTuTu Benchmark 7
130494
Mi A3 +30%
169440
AnTuTu Benchmark 8
167996
Mi A3 +4%
175200

Software

Operating system Android 9 (Can be upgraded to Android 10) Android 9.0 (Can be upgraded to Android 10)
ROM MIUI 12 Android One
OS size 13 GB -

Battery

Specifications
Capacity 4000 mAh 4030 mAh
Charge power 18 W 18 W
Battery type Li-Po Li-Po
Replaceable No No
Wireless charging No No
Reverse charging No No
Fast charging Yes, Quick Charge 4 (60% in 50 min) Yes, Quick Charge 3.0 (45% in 30 min)
Full charging time 1:50 hr 2:30 hr

Battery life tests

Web browsing (Wi-Fi)
14:04 hr
12:35 hr
Watching videos (Player)
14:12 hr
Mi A3 +50%
21:22 hr
Talk (3G)
32:35 hr
30:48 hr
Smartphone Battery Life Ranking (123rd and 68th place)

Camera

Specs and camera test of smartphones
Main camera
Matrix 48 megapixels 48 megapixels
Image resolution 8000 x 6000 8000 x 6000
Zoom Digital Digital
Flash Dual LED LED
Stabilization Digital Digital
8K video recording No No
4K video recording No Up to 30FPS
1080p video recording Up to 120FPS Up to 120FPS
Slow motion 120 FPS (1080p) 480 FPS (720p)
Angle of widest lens - 118°
Lenses 2 (48 MP + 5 MP) 3 (48 MP + 8 MP + 2 MP)
Wide (main) lens - 48 MP
- Aperture: f/1.8
- Pixel size: 0.8 micron
- Sensor: 1/2", Samsung S5KGM1 (ISOCELL CMOS)
- Phase autofocus
- 48 MP
- Aperture: f/1.8
- Pixel size: 0.8 micron
- Sensor: 1/2", Sony IMX586 (CMOS)
- Phase autofocus
Ultra-wide lens - - 8 MP
- Aperture: f/2.2
- Focal length: 13 mm
- Pixel size: 1.12 micron
- Sensor: 1/4" (CMOS)
Depth lens - 5 MP
- Aperture: f/2.0
- Pixel size: 1.12 micron
- Sensor: 1/5.0", Samsung S5K5E8 (ISOCELL CMOS)
- 2 MP
- Aperture: f/2.4
Camera features - Bokeh mode
- Pro mode
- RAW support
- Bokeh mode
- Pro mode
Selfie camera
Megapixels 13 megapixels 32 megapixels
Image resolution 4160 x 3120 6816 x 4735
Aperture f/2.2 f/2.0
Pixel size 1.12 microns 0.8 microns
Sensor type CMOS ISOCELL 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 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 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
- USB-Host mode
- OTG
GPS GPS, GLONASS, Beidou, Galileo GPS, GLONASS, Beidou, Galileo
NFC* No 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 Yes Yes
LTE Cat* 13 6
5G support - No

Sound

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

Other

Category Mid-range Mid-range
Announced January 2019 July 2019
Release date January 2019 August 2019
Launch price ~ 175 USD ~ 212 USD
SAR (head) 0.59 W/kg 0.3 W/kg
SAR (body) 1.27 W/kg 1.1 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 performance, camera, and design are more important to you, then choose the Xiaomi Mi A3. But if the display is more of a priority – go for the Xiaomi Redmi Note 7.

Cast your vote

So, which phone would you choose?
44 (42.7%)
59 (57.3%)
Total votes: 103

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