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Google Pixel 3a XL vs LG Velvet vs Samsung Galaxy S21

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

Comparison mode:

Display

Size:

6.0 inches
6.8 inches
6.2 inches

Resolution:

2160 x 1080 pixels, 18:9 ratio, 402 PPI
2460 x 1080 pixels, 20.5:9 ratio, 395 PPI
2400 x 1080 pixels, 20:9 ratio, 424 PPI

Technology:

OLED
P-OLED
Dynamic AMOLED

Refresh rate:

60Hz
120Hz (adaptive)

Screen-to-body:

76.19 %
88.89 %
86.06 %

Peak brightness:

1300 cd/m2 (nit)

Features:

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

Hardware

System chip:

Qualcomm Snapdragon 670 SDM670
Qualcomm Snapdragon 765G SM7250-AB
Qualcomm Snapdragon 888

Processor:

Octa-core, 2000 MHz, Kryo 360, 64-bit, 10 nm
Octa-core, 2400 MHz, Kryo 475, 64-bit, 7 nm
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm

GPU:

Adreno 615
Adreno 620
Adreno 660

RAM:

4GB LPDDR4
6GB LPDDR4
8GB LPDDR5

Internal storage:

64GB, not expandable
128GB (UFS 2.1), available to use: 95.4 GB
128GB (UFS 3.0), not expandable

Storage expansion:

microSDXC up to 2000 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (11, 10, 9.0 Pie)
Android (11, 10)
Android (11), Samsung One UI

Battery

Capacity:

3700 mAh
4300 mAh
4000 mAh

Type:

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

Battery life test results:

Charging:

USB Power Delivery
Qualcomm Quick Charge 4+, USB Power Delivery, Qi wireless charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging

Max charge speed:

Wired: 25.0W; Wireless: 9.0W
Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Single camera
Triple camera
Triple camera

Main camera:

12.2 MP (OIS, PDAF)
48 MP (OIS, PDAF)
12 MP (OIS, PDAF)

Specifications:

Aperture size: F1.8; Focal length: 28 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.76"; Pixel size: 1.8 μm

Second camera:

8 MP (Ultra-wide)
64 MP (Telephoto, OIS, PDAF)

Specifications:

Aperture size: F2.2; Focal Length: 15 mm; Sensor size: 1/4"; Pixel size: 1.12 μm
Aperture size: F2.0; Focal Length: 29 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm

Third camera:

5 MP (Depth information)
12 MP (Ultra-wide, Autofocus)

Specifications:

Aperture size: F2.4
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Video recording:

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps), 1280x720 (HD)
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)

Features:

EIS
EIS
OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS

Front:

8 MP
16 MP (HDR)
10 MP (PDAF, HDR)

Video capture:

1920x1080 (Full HD)
1920x1080 (Full HD)
3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.30 x 3.00 x 0.32 inches (160.1 x 76.1 x 8.2 mm)
6.58 x 2.91 x 0.31 inches (167.2 x 74 x 7.9 mm)
5.97 x 2.80 x 0.31 inches (151.7 x 71.2 x 7.9 mm)

Weight:

5.89 oz (167.0 g)
6.35 oz (180.0 g)
6.03 oz (171.0 g)

Materials:

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

Resistance:

Water, Dust; IP68; MIL-STD-810 certified
Water, Dust; IP68

Biometrics:

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

Features:

Notification light

Keys:

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

Colors:

Black, Purple, White
Aurora white, Aurora green, Aurora gray, Illusion sunset, Aurora silver
Phantom pink, Violet, Gray, White

Cellular

5G:

SA, NSA
n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave

LTE (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 14(700 PS), 20(800 DD), 29(700 d), 30(2300 WCS), 66(AWS-3)
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), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 66(AWS-3), 71(600)

LTE (TDD):

Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

UMTS:

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

Data Speed:

LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Pro Cat 16 (1000/150 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, UMTS

SIM type:

Nano SIM
Nano SIM
Nano SIM

HD Voice:

Yes
Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Multiple speakers
Earpiece, Multiple speakers
Earpiece, Multiple speakers

Features:

aptX-HD
aptX-HD
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus

Screen mirroring:

Wireless screen share
DLNA, Wireless screen share
Wireless screen share

Radio:

FM
FM, Stereo, RDS

Additional microphone(s):

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

Connectivity & Features

Bluetooth:

5.0
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; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax (Wi-Fi 6), dual-band; MIMO, Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 2.0
Type-C (reversible), USB 3.1
Type-C (reversible), USB 3.2

Features:

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

Location:

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

Sensors:

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

Other:

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

Hearing aid compatible:

M3, T3
M4, T3
M3, T3

Regulatory Approval

FCC approval:

Date approved:

Feb 25, 2019
Jun 30, 2020
Dec 08, 2020

FCC ID value:

A4RG020
ZNFG900UM
A3LSMG991U

Measured SAR:

Head:

1.33 W/kg
0.23 W/kg
0.36 W/kg

Body:

1.18 W/kg
1.02 W/kg
1.08 W/kg

Simultaneous Transmission:

1.59 W/kg
1.59 W/kg
3.96 W/kg

Wireless Router:

1.18 W/kg
1.12 W/kg
1.09 W/kg

Phablet:

3.85 W/kg
2.49 W/kg

Buyers information

Price:

$ 479
$ 600
$ 800

User Manual:

This is the official LG Velvet User Guide in English provided from the manufacturer.

In The Box:

18W USB-C power adapter, 1M USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool
Quick Charging Block, USB-C cable, SIM Tray Eject Tool, Quick Start Guide, Product Safety and Warranty Information
C to C Data Cable, Ejection Pin

Availability

Officially announced:

May 07, 2019
May 07, 2020
Jan 14, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless