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Motorola DROID Mini vs Motorola Moto G Stylus (2021) vs Samsung Galaxy A51

Compare phone and tablet specifications of up to three devices at once.

Comparison mode:

Display

Size:

4.3 inches
6.8 inches
6.5 inches

Resolution:

1280 x 720 pixels, 342 PPI
2400 x 1080 pixels, 20:9 ratio, 387 PPI
2400 x 1080 pixels, 20:9 ratio, 405 PPI

Technology:

LCD
IPS LCD
Super AMOLED

Refresh rate:

60Hz

Screen-to-body:

68.73 %
84.25 %
87.37 %

Touchscreen:

Capacitive, Multi-touch

Features:

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

Hardware

System chip:

Motorola X8
Qualcomm Snapdragon 678 SM6150-AC
Samsung Exynos 9611

Processor:

Dual-core, 1700 MHz, Krait, 32-bit, 28 nm
Octa-core, 2200 MHz, Kryo 460, 64-bit, 11 nm
Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm

GPU:

Adreno 320
Adreno 612
Mali-G72 MP3

RAM:

2GB
4GB LPDDR4
4GB LPDDR4

Internal storage:

16GB
128GB
128GB, available to use: 105.9 GB

Storage expansion:

microSDXC up to 512 GB
microSDXC up to 512 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (4.4.4, 4.4, 4.2.2)
Android (10)
Android (11, 10), Samsung One UI

Battery

Capacity:

2000 mAh
4000 mAh
4000 mAh

Type:

Not user replaceable
Not user replaceable
Li - Polymer, Not user replaceable

Battery life test results:

Charging:

Qi wireless charging
Motorola TurboPower
Fast charging

Max charge speed:

Wired: 10.0W

Camera

Rear:

Single camera
Quad camera
Quad camera

Main camera:

10 MP (Autofocus)
48 MP (PDAF)
48 MP (PDAF)

Specifications:

Aperture size: F1.7; Pixel size: 0.8 μm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera:

8 MP (Ultra-wide)
12 MP (Ultra-wide)

Specifications:

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

Third camera:

2 MP (Macro, Autofocus)
5 MP (Macro)

Specifications:

Aperture size: F2.4; Pixel size: 1.75 μm
Aperture size: F2.4; Focal Length: 40 mm

Fourth camera:

2 MP (Depth information)
5 MP (Depth information)

Specifications:

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

Video recording:

1920x1080 (Full HD)
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:

Time-lapse video, Hyperlapse, EIS
Hyperlapse, EIS

Front:

2 MP
16 MP (EIS, HDR)
32 MP (HDR)

Video capture:

1920x1080 (Full HD)
1920x1080 (Full HD)
1920x1080 (Full HD)

Design

Dimensions:

4.77 x 2.41 x 0.35 inches (121.25 x 61.3 x 8.9 mm)
6.69 x 3.07 x 0.35 inches (169.8 x 77.9 x 9 mm)
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)

Weight:

4.59 oz (130.0 g)
7.51 oz (213.0 g)
6.07 oz (172.0 g)

Materials:

Back: Kevlar
Back: Plastic
Back: Plastic; Frame: Plastic

Resistance:

Splash

Biometrics:

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

Features:

Stylus

Keys:

Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Aurora white, Aurora black
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue

Cellular

LTE (FDD):

Bands 4(AWS-1), 13(700 c)
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), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 29(700 d), 66(AWS-3), 71(600)
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), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 41(2600+)

UMTS:

Bands 5(850), 8(900), 2(1900), 1(2100)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE, HSUPA 5.76 Mbit/s, UMTS
LTE-A Cat 15/5 (800/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

SIM type:

Nano SIM
Nano SIM
Nano SIM

HD Voice:

Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

Album art cover, Background playback
Dolby Atmos

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM
FM

Additional microphone(s):

for Noise cancellation, Video recording
for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

4.0, EDR
5.0
5.0

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; Hotspot
802.11 a, b, g, n, ac, dual-band; 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
Type-C (reversible), USB 2.0

Features:

Mass storage device, Charging
Charging
Charging, OTG

Location:

GPS, A-GPS, S-GPS, Glonass, E911
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors:

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

Other:

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

Hearing aid compatible:

M4, T4
M3, T3

Phone features

Notifications:

Haptic feedback, Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone

Other features:

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

Regulatory Approval

FCC approval:

Date approved:

Dec 30, 2013
Oct 05, 2020
Nov 28, 2019

FCC ID value:

IHDT56PE1
IHDT56ZG1
A3LSMA515FN

Measured SAR:

Head:

1.02 W/kg
0.51 W/kg
0.89 W/kg

Body:

0.53 W/kg
1.44 W/kg
1.18 W/kg

Simultaneous Transmission:

1.60 W/kg
1.59 W/kg
1.56 W/kg

Wireless Router:

1.15 W/kg
1.44 W/kg
1.12 W/kg

Phablet:

3.58 W/kg
2.76 W/kg

Buyers information

Price:

$ 299
$ 400

User Manual:

This is the official Samsu​ng Galaxy A51 User Guide in English provided from the manufacturer.

In The Box:

10W charger, USB Type-C cable, guides, SIM tool

Availability

Officially announced:

Jul 23, 2013
Jan 08, 2021
Dec 12, 2019
FCC OKs Cingular\'s purchase of AT&T Wireless