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Redmi Note 8 Pro vs Mi A3 vs Samsung Galaxy M40

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Last Updated: Mon, 20 Jan'20

Show Differences onlyCommon Specs only

Xiaomi Redmi Note 8 Pro

Xiaomi Mi A3

Samsung Galaxy M40

Show Differences onlyCommon Specs only

Xiaomi Redmi Note 8 Pro

Xiaomi Mi A3

Samsung Galaxy M40

Height
6.35 inches
6.04 inches
6.11 inches
Width
3.01 inches
2.83 inches
2.91 inches
Thickness
0.35 inches
0.33 inches
0.31 inches
Weight
199 g
173.8 g
168 g
Color
Gamma Green, Halo White, Shadow Black, Dark Blue
Kind of Gray, Not just Blue, More than White
Sweater Blue, Midnight Blue
Build
Front/back glass (Gorilla Glass 5)
Back glass (Gorilla Glass 5), aluminum frame
Front glass, plastic body

Screen Size
6.53 inches
6.01 inches
6.3 inches
Display Type
IPS LCD capacitive touchscreen
Super AMOLED capacitive touchscreen
PLS TFT capacitive touchscreen
Display Resolution
1080 x 2340 pixels
720 x 1560 pixels
1080 x 2340 pixels
Pixel Density
395 ppi
286 ppi
409 ppi
Aspect Ratio
19.5:9
19.5:9
19.5:9
Protection
Corning Gorilla Glass 5
Corning Gorilla Glass 5
Corning Gorilla Glass 3
Screen to Body Ratio
84.90%
80.3%
84.9%

OS
Android 9.0 (Pie) MIUI 10
Android 9.0 (Pie) Android One
Android 9.0 (Pie) One UI
GPU
Mali-G76MC4
Adreno 610
Adreno 612
Chipset GP
Mediatek Helio G90T (12nm)
Qualcomm SDM665 Snapdragon 665 (11 nm)
Qualcomm SDM675 Snapdragon 675 (11 nm)
CPU
Octa-core (2x Cortex-A76 6x Cortex-A55)
Octa-core (2x2.0 GHz Kryo 260 Gold 6x1.8 GHz Kryo 260 Silver)
Octa-core (2x2.0 GHz Kryo 460 Gold 6x1.7 GHz Kryo 460 Silver)

RAM/Internal Storage
64GB 6 GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
64 GB, 4 GB RAM or 128 GB, 6 GB RAM
128 GB, 6 GB RAM or 64 GB, 4 GB RAM
Expandable Memory
microSD, up to 256 GB (uses shared SIM slot)
microSD, up to 256 GB (uses shared SIM slot)
microSD, up to 1 TB (uses shared SIM slot)

Quad Camera
64 MP, f/1.8, (wide), 1/1.7, 0.8 micron|8 MP, f/2.2, 13mm (ultrawide), 1/4, 1.12 micron|2 MP, f/2.4, 1/5, 1.75 micron (dedicated macro camera)|2 MP, f/2.4, 1/5, 1.75 micron, depth sensor
Autofocus
PDAF
PDAF
PDAF
Back Camera Video
2160p30fps, 1080p30/60/120fps, (gyro-EIS)
2160p30fps, 1080p30/60/120fps
2160p30fps, 1080p30fps
Back Camera Features
Dual-LED flash, HDR, panorama
LED flash, HDR, panorama
LED flash, panorama, HDR
Triple Camera
48 MP, f/1.8, (wide), 1/2, 0.8 micron|8 MP, (ultrawide), f/2.2, 1.12 micron|2 MP, f/2.4, depth sensor
32 MP, f/1.7, 0.8 micron|8 MP, f/2.2, 12mm (ultrawide), 1.12 micron|5 MP, f/2.2, depth sensor

HeadPhone Jack
Yes
Yes
Yes
Loudspeaker
Yes
Yes
Yes
Audio Features
Active noise cancellation with dedicated mic
Active noise cancellation with dedicated mic
Active noise cancellation with dedicated mic|Dolby Atmos sound

Battery Capacity
4500 mAh battery
4030 mAh
3500 mAh
User Replaceable
Non-removable
Non-removable
Non-removable
Charging
Fast battery charging 18W
Fast battery charging 18W (Quick Charge 3)
Fast battery charging 15W
Battery Type
Li-Po
Li-Po
Li-Po

WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
GPS
Yes, with A-GPS, GLONASS, BDS
Yes, with A-GPS, GLONASS, BDS
Yes, with A-GPS, GLONASS, GALILEO, BDS
Radio
FM radio, recording
FM radio
FM radio
USB
2.0, Type-C 1.0 reversible connector
2.0, Type-C 1.0 reversible connector
2.0, Type-C 1.0 reversible connector
NFC
Yes
Yes
SIM
Hybrid Dual SIM (Nano-SIM, dual stand-by)
Dual SIM (Nano-SIM, dual stand-by)
Hybrid Dual SIM (Nano-SIM, dual stand-by)
Network Support
GSM / HSPA / LTE
GSM / HSPA / LTE
GSM / HSPA / LTE

Sensors
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Fingerprint (under display), accelerometer, gyro, proximity, compass
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass

Announced On
2019, August
2019, July
2019, June
Status
Available. Released 2019, September
Available. Released 2019, July
Available. Released 2019, June