Samsung Galaxy S8+ vs Samsung Galaxy M40

$399.89 VIEW ON AMAZON
$374.90 VIEW ON eBay

Display

Display size

6.2 inches
6.3 inches

Resolution

1440 x 2960 pixels
1080 x 2340 pixels

Pixel density

529 ppi
409 ppi

Technology

Super AMOLED
IPS LCD

Screen-to-body ratio

83.32 %
84.94 %

Features

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

Camera

Rear

Single camera
Triple camera

Main camera

12 megapixels
32 megapixels

Hardware Features

Optical image stabilization, Phase detection autofocus
Phase detection autofocus

Specifications

Aperture size: F1.7; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.8"; Pixel size: 0.8 μm

Second camera

 
8 megapixels

Hardware Features

 
Ultra-wide, Phase detection autofocus

Specifications

 
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/4"; Pixel size: 1.12 μm

Third camera

 
5 megapixels

Hardware Features

 
Depth information

Specifications

 
Aperture size: F2.2; Focal Length: 24 mm; Sensor size: 1/5"; Pixel size: 1.12 μm

Flash

LED
LED

Video recording

3840x2160 (4K UHD) (30 fps), 2560x1440 (QHD), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (240 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (30 fps), 1280x720 (HD) (240 fps)

Features

High Dynamic Range mode (HDR), Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video light, Digital image stabilization, Video calling, Video sharing
Hyperlapse, Video calling, Video sharing

Front

8 megapixels
16 megapixels

Features

Wide Angle, Autofocus, High Dynamic Range mode (HDR)
High Dynamic Range mode (HDR)

Design

Dimensions

6.28 x 2.89 x 0.32 inches (159.5 x 73.4 x 8.1 mm)
6.11 x 2.91 x 0.31 inches (155.3 x 73.9 x 7.9 mm)

Weight

6.10 oz (173 g)
the average is 6 oz (172 g)
5.93 oz (168 g)
the average is 6 oz (172 g)

Materials

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

Resistance

Water, Dust; IP 68
 

Biometrics

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

Colors

Black, Gold, Gray, Silver, Pink, Blue
 

Colors

 
Midnight blue, Seawater blue

Multimedia

Headphones

3.5 mm jack
USB Type-C (reversible)

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features

Album art cover, Background playback
Album art cover, Background playback, Dolby Atmos

Screen mirroring

DLNA, Wireless screen share, MHL
Wireless screen share

Radio

 
FM

Additional microphone(s)

for Noise cancellation
for Noise cancellation

Hardware & Performance

System chip

Qualcomm Snapdragon 835 MSM8998
Qualcomm Snapdragon 675 SM6150

Processor

Octa-core, 2450 MHz, Kryo 280, 64-bit, 10 nm
Octa-core, 2000 MHz, Kryo 460, 64-bit, 11 nm

GPU

Adreno 540
Adreno 612

RAM

4 GB
6 GB

Internal storage

64 GB
128 GB

Maximum User Storage

 
105 GB

Storage expansion

microSDXC up to 256 GB
microSDXC up to 512 GB

OS

Android (9.0 Pie, 8.0 Oreo, 7.0 Nougat), Samsung One UI
Android (9.0 Pie), Samsung One UI

Connectivity & Features

Bluetooth

5.0, EDR
5.0

Wi-Fi

802.11 a, b, g, n, ac, dual-band; MIMO, Hotspot, Wi-Fi Direct
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), USB 2.0

Features

Mass storage device, USB charging
Mass storage device

Location

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

Sensors

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

Mobile Payment

Samsung Pay
 

Other

NFC, ANT+, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync

Cellular

LTE (FDD)

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

LTE (TDD)

 
Bands 40, 41

UMTS

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

Data

LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 13/5 (400/75 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
 

Battery

Capacity

3500 mAh
3500 mAh

Type

Li - Ion, Not user replaceable
Not user replaceable

Charging

Yes, Qi and Powermat wireless charging
Samsung Adaptive Fast Charging

Talk time

34.00 hours
the average is 21 h (1288 min)
 

Stand-by time

4.3 days (103 hours)
the average is 19 days (457 h)
 

Talk time (3G)

24.00 hours
the average is 23 h (1362 min)
 

Talk time (4G)

 
29 hours

Internet use

3G: 14 hours; LTE: 16 hours; Wi-Fi: 15 hours
LTE: 14 hours; Wi-Fi: 14 hours

Music playback

99.00 hours
49.00 hours

Video playback

20.00 hours
12.00 hours

Phone features

Notifications

Haptic feedback
Haptic feedback, Music ringtones, Vibration

Other features

Voice dialing, Voice commands, Voice recording, TTY/TDD
Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval

 
 

Date approved

Apr 06, 2017
 

FCC ID value: A3LSMG955U link
 

FCC measured SAR

 
 

Head

0.33 W/kg
 

Body

0.29 W/kg
 

Simultaneous Transmission

1.55 W/kg
 

Wireless Router

0.19 W/kg
 

Shopping information

In The Box

 
Type-C earphones, Data cable, 15W charger, User manual, Ejection pin
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