Samsung Galaxy Watch Active 2 (40mm) vs Samsung Galaxy Watch Active 2 (44mm) vs Samsung Galaxy A42

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

Comparison mode:

Display

Size:

1.2 inches
1.4 inches
6.6 inches

Resolution:

360 x 360 pixels, 424 PPI
360 x 360 pixels, 364 PPI
1600 x 720 pixels, 20:9 ratio, 266 PPI

Technology:

Super AMOLED
Super AMOLED
Super AMOLED

Screen-to-body:

29.21 %
32.74 %
84.26 %

Features:

Scratch-resistant glass (Corning Gorilla Glass DX+), Ambient light sensor
Scratch-resistant glass (Corning Gorilla Glass DX+), Ambient light sensor
60Hz refresh rate, Ambient light sensor, Proximity sensor

Hardware

System chip:

Samsung Exynos 9110
Samsung Exynos 9110
Qualcomm Snapdragon 750G SM7225

Processor:

Dual-core, 1150 MHz, Arm Cortex-A53, 64-bit, 10 nm
Dual-core, 1150 MHz, Arm Cortex-A53, 64-bit, 10 nm
Octa-core, 2200 MHz, Kryo 570, 64-bit, 8 nm

GPU:

Mali-T720 MP1
Mali-T720 MP1
Adreno 619

RAM:

1.5GB
1.5GB
4GB LPDDR4

Internal storage:

4GB (eMMC), not expandable
4GB (eMMC), not expandable
128GB, available to use: 106 GB

Storage expansion:

microSDXC up to 1000 GB

Device type:

Smartwatch
Smartwatch
Smartphone

OS:

Tizen (4.0)
Tizen (4.0)
Android (11, 10), Samsung One UI

Compatible devices:

Samsung smartphone, Android smartphone (Android 5.0 and above with 1.5GB RAM and above), iPhone 5 and above or iOS 9.0 and above
Samsung smartphone, Android smartphone (Android 5.0 and above with 1.5GB RAM and above), iPhone 5 and above or iOS 9.0 and above

Battery

Capacity:

247 mAh
340 mAh
5000 mAh

Type:

Li - Ion, Not user replaceable
Li - Ion, Not user replaceable
Not user replaceable

Charging:

Magnetic charging
Magnetic charging
Samsung Adaptive Fast Charging

Max charge speed:

Wired: 15.0W

Camera

Rear:

Quad camera

Main camera:

48 MP (PDAF)

Specifications:

Aperture size: F1.8; Pixel size: 0.8 μm

Second camera:

8 MP (Ultra-wide)

Specifications:

Aperture size: F2.2

Third camera:

5 MP (Macro)

Specifications:

Aperture size: F2.4

Fourth camera:

5 MP (Depth information)

Specifications:

Aperture size: F2.4

Video recording:

3840x2160 (4K UHD) (30 fps), 1280x720 (HD) (480 fps)

Front:

20 MP (Autofocus)

Design

Dimensions:

1.57 x 1.57 x 0.43 inches (40 x 40 x 10.9 mm)
1.73 x 1.73 x 0.43 inches (44 x 44 x 10.9 mm)
6.47 x 2.99 x 0.34 inches (164.4 x 75.9 x 8.6 mm)

Weight:

1.31 oz (37.0 g)
1.31 oz (42.0 g)
6.81 oz (193.0 g)

Materials & Colors:

Stainless steel: Black, Gold, Silver
Stainless steel: Black, Gold, Silver

Resistance:

Water (up to 50 meters), Dust; IP68; MIL-STD-810 certified
Water (up to 50 meters), Dust; IP68; MIL-STD-810 certified

Biometrics:

In-screen fingerprint

Keys:

Right: Volume control, Lock/Unlock key

Colors:

Prism Dot black, Prism Dot white, Prism Dot grey

Cellular

5G:

n1, n3, n5, n7, n8, n28, Sub-6

LTE (FDD):

Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3)
Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 20(800 DD), 28(700 APT)

LTE (TDD):

Bands 38(2600), 40(2300), 41(2600+)

UMTS:

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

Data Speed:

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

Dual SIM:

Shared with microSD

SIM type:

eSIM
eSIM
Nano SIM

Multimedia

Headphones:

3.5mm jack

Speakers:

Loudspeaker
Earpiece, Loudspeaker

Screen mirroring:

Wireless screen share

Connectivity & Features

Bluetooth:

5.0
5.0
5.0

Wi-Fi:

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

USB:

Type-C (reversible), USB 2.0

Features:

Charging

Location:

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

Sensors:

Accelerometer, Gyroscope, Heart rate, Barometer, ECG
Accelerometer, Gyroscope, Heart rate, Barometer, ECG
Accelerometer, Gyroscope, Compass

Other:

NFC
NFC
NFC

Regulatory Approval

FCC approval:

Date approved:

Apr 08, 2021

FCC ID value:

A3LSMA426U

Measured SAR:

Head:

1.11 W/kg

Body:

1.25 W/kg

Simultaneous Transmission:

1.59 W/kg

Wireless Router:

1.06 W/kg

Phablet:

3.81 W/kg

Buyers information

Price:

$ 430
$ 450
€ 340

User Manual:

This is the official Samsu​ng Galaxy A42 User Guide in English provided from the manufacturer.

In The Box:

Quick Start Guide,User Manual, Wireless Charging Pad
Quick Start Guide,User Manual, Wireless Charging Pad

Availability

Officially announced:

Aug 05, 2019
Aug 05, 2019
Sep 02, 2020
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