Samsung Galaxy Note4 vs Samsung Galaxy A51

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$400 VIEW ON AMAZON

Display

Size

5.7 inches
6.5 inches

Resolution

2560 x 1440 pixels,
515 PPI
2400 x 1080 pixels, 20:9 ratio,
405 PPI

Technology

Super AMOLED
Super AMOLED

Screen-to-body

74.39 %
87.37 %

Features

Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware & Performance

System chip

Samsung Exynos 7 Octa 5433
Samsung Exynos 9611

Processor

Octa-core, 1900 MHz, ARM Cortex-A57 and ARM Cortex-A53, 64-bit, 20 nm
Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm

GPU

Mali-T760 MP6
Mali-G72 MP3

RAM

3GB LPDDR3
4GB LPDDR4

Internal storage

32GB
128GB

Storage expansion

microSDXC up to 128 GB
microSDXC up to 512 GB

OS

Android (6.0 Marshmallow, 5.1 Lollipop, 5.0 Lollipop, 4.4), Samsung TouchWiz UI
Android (10), Samsung One UI

Battery

Capacity

3220 mAh
4000 mAh

Type

Li - Ion, User replaceable
Li - Polymer, Not user replaceable

Battery life test results

 

Charging

Qualcomm Quick Charge 2.0
Fast charging

Camera

Rear

Single camera
Quad camera

Main camera

16 MP (OIS, Autofocus, BSI sensor)
48 MP (PDAF)

Specifications

Aperture size: F2.2; Focal length: 31 mm; Sensor size: 1/2.6"; Pixel size: 1.12 μm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera

 
12 MP (Ultra-wide)

Specifications

 
Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm

Third camera

 
5 MP (Macro)

Specifications

 
Aperture size: F2.4; Focal Length: 40 mm

Fourth camera

 
5 MP (Depth information)

Specifications

 
Aperture size: F2.2; Sensor size: 1/5"; Pixel size: 1.12 μm

Video recording

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)

Features

OIS, Continuous autofocus, Picture-taking during video recording, Video calling, Video sharing
Hyperlapse, EIS

Front

3.7 MP
32 MP (HDR)

Design

Dimensions

6.04 x 3.09 x 0.33 inches (153.5 x 78.6 x 8.5 mm)
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)

Weight

6.21 oz (176 g)
the average is 6.5 oz (184 g)
6.07 oz (172 g)
the average is 6.5 oz (184 g)

Materials

Back: Plastic; Frame: Aluminum
Back: Plastic; Frame: Plastic

Biometrics

Fingerprint (swipe)
2D Face unlock, In-screen fingerprint

Features

Notification light, Touch sensitive control keys
 

Colors

Black, Gold, Pink, White
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue

Cellular

LTE (FDD)

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 17(700 b), 20(800 DD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)

LTE (TDD)

 
Bands 38(2600), 39(1900+), 41(2600+)

UMTS

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

Data Speed

LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

SIM type

Micro SIM
Nano SIM

VoLTE

Yes
 

Multimedia

Headphones

3.5mm jack
3.5mm jack

Features

Album art cover, Background playback
Dolby Atmos

Connectivity & Features

Bluetooth

4.1, EDR
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; Wi-Fi Direct, Hotspot

USB

microUSB, USB 2.0
Type-C (reversible), USB 2.0

Features

Charging, OTG, Video out, Mass storage device
Charging, OTG

HDMI

Yes
 

Sensors

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

Other

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

Shopping information

MSRP

 
$ 400
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