Samsung Galaxy Note 9 vs Xiaomi Redmi Note 7

$949.94 VIEW ON AMAZON
$203.89 VIEW ON AMAZON

Display

Display size

6.4 inches
6.3 inches

Resolution

1440 x 2960 pixels
1080 x 2340 pixels

Pixel density

516 ppi
409 ppi

Technology

Super AMOLED
IPS LCD

Screen-to-body ratio

83.51 %
81.37 %

Features

HDR video support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Camera

Rear

Dual camera
Dual camera

Main camera

12 megapixels
48 megapixels

Hardware Features

Optical image stabilization, Phase detection autofocus
Phase detection autofocus, CMOS image sensor, Back-illuminated sensor (BSI)

Specifications

Aperture size: F1.5/F2.4; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera

12 megapixels
5 megapixels

Hardware Features

Telephoto, Optical image stabilization, Autofocus
Depth information

Specifications

Optical zoom: 2x; Aperture size: F2.4; Focal Length: 52 mm; Sensor size: 1/3.4"; Pixel size: 1 μm
Aperture size: F2.4

Video recording

3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
1920x1080 (Full HD) (120 fps), 1280x720 (HD) (120 fps)

Features

Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Digital image stabilization
Continuous autofocus, Digital image stabilization, Video calling, Video sharing

Front

8 megapixels
13 megapixels

Features

Wide Angle, Autofocus
High Dynamic Range mode (HDR)

Design

Dimensions

6.37 x 3.01 x 0.35 inches (161.9 x 76.4 x 8.8 mm)
6.27 x 2.96 x 0.32 inches (159.21 x 75.21 x 8.1 mm)

Weight

7.09 oz (201 g)
the average is 6.1 oz (174 g)
6.56 oz (186 g)
the average is 6.1 oz (174 g)

Materials

Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum
Back: Glass (Corning Gorilla Glass 5)

Resistance

Water, Dust; IP 68
 

Biometrics

Iris scanner, 2D Face unlock, Fingerprint (touch)
2D Face unlock, Fingerprint (touch)

Features

Notification light, Stylus
 

Colors

 
Black, Blue, Red

Colors

Midnight black, Ocean blue, Cloud silver, Lavender purple
 

Multimedia

Headphones

3.5 mm jack
3.5 mm jack

Speakers

Earpiece, Multiple speakers
Earpiece, Loudspeaker

Features

32-Bit DAC, Dolby Atmos
Album art cover, Background playback

Screen mirroring

Wireless screen share
Wireless screen share

Additional microphone(s)

for Noise cancellation
for Noise cancellation

Hardware & Performance

System chip

Qualcomm Snapdragon 845 SDM845
Qualcomm Snapdragon 660 SDM660

Processor

Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm
Octa-core, 2200 MHz, Kryo 260, 64-bit, 14 nm

GPU

Adreno 630
Adreno 512

RAM

6 GB
4 GB

Internal storage

128 GB
128 GB

Storage expansion

microSDXC up to 512 GB
microSDXC up to 256 GB

OS

Android (9.0 Pie, 8.1 Oreo), Samsung One UI
Android (9.0 Pie)

Connectivity & Features

Bluetooth

5.0
5.0

Wi-Fi

802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Hotspot, Wi-Fi Direct

USB

USB Type-C (reversible), USB 3.1
USB Type-C (reversible)

Features

USB OTG, Video out
Mass storage device

Location

GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou

Sensors

Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass

Mobile Payment

Samsung Pay
 

Other

NFC, ANT+
Infrared, VoIP, Tethering, Computer sync, OTA sync

Cellular

LTE (FDD)

Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71
Bands 2, 3, 4, 5, 7, 8, 20

LTE (TDD)

Bands 38, 39, 40, 41, 46
Bands 38, 40

UMTS

850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz

Data

LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA
LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM

 
Yes

SIM type

Nano SIM
Nano SIM

HD Voice

Yes
 

VoLTE

Yes
 

Battery

Capacity

4000 mAh
4000 mAh

Type

Li - Ion, Not user replaceable
Not user replaceable

Charging

Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging
Qualcomm Quick Charge 4

Talk time

38.00 hours
the average is 20 h (1174 min)
23.00 hours
the average is 20 h (1174 min)

Stand-by time

12.0 days (288 hours)
the average is 20 days (491 h)
10.5 days (251 hours)
the average is 20 days (491 h)

Talk time (3G)

29.00 hours
the average is 23 h (1387 min)
 

Internet use

3G: 14 hours; LTE: 16 hours; Wi-Fi: 17 hours
 

Music playback

95.00 hours
 

Video playback

21.00 hours
13.00 hours

Phone features

Notifications

 
Haptic feedback, Music ringtones, Vibration

Other features

 
Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval

 
 

Date approved

Jul 03, 2018
 

FCC ID value: A3LSMN960U link
 

Measured SAR

 
 

Head

0.27 W/kg
 

Body

0.76 W/kg
 

Simultaneous Transmission

1.59 W/kg
 

Wireless Router

1.35 W/kg
 

Phablet

3.90 W/kg
 

Shopping information

In The Box

S Pen, USB Cable, Earphones, SIM removal tool, USB power adaptor, USB connector, Pen, nibs, Tweezer, Clear cover case, Quick start guide, USB connector leaflet.
Adapter, USB Cable type C, Tool to remove the SIM, User manual, Housing, Warranty

MSRP price

$ 1000
 
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