Google Pixel 7a vs. Google Pixel 8 Pro vs. Samsung Galaxy S21 (US/CH)

Commercialization

Brand

Google

Google

Samsung

Model

Pixel 7a

Pixel 8 Pro

Galaxy S21

Known Since Year

Sold since year

Discontinued since year

Colors Available

Charcoal, Snow, Sea, Coral

Obsidian, Porcelain, Bay, Mint

Phantom Gray, Phantom White, Phantom Violet, Phantom Pink

Communications

Cell Technology

5G

5G

5G

SIM/Chip Type

Nano-SIM and eSIM

Nano-SIM and eSIM

Nano-SIM and eSIM

Cell Bands

GWKK3: 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 28, 30, 38, 41, 48, 66, 71, 77, 78 SA/NSA/Sub6
G0DZQ: 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 28, 30, 38, 41, 48, 66, 71, 77, 78, 260, 261 SA/NSA/Sub6/mmWave
GHL1X, G82U8: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 75, 76, 77, 78, 79 SA/NSA/Sub6

G1MNW: 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 66, 70, 71, 77, 78, 257, 258, 260, 261 SA/NSA/Sub6/mmWave
GC3VE: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 38, 40, 41, 66, 71, 75, 76, 77, 78 SA/NSA/Sub6

SM-G991U1: 2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave
SM-G991B: 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6

WiFi

802.11 a/b/g/n/ac/6e, tri-band

802.11 a/b/g/n/ac/6e/7, tri-band

802.11 a/b/g/n/ac/6, dual-band

Bluetooth

5.3, A2DP, LE

5.3, A2DP, LE, aptX HD

5.0, A2DP, LE

Geolocation

GPS, GLONASS, GALILEO, BDS, QZSS, NavIC

GPS (L1+L5), GLONASS (G1), GALILEO (E1+E5a), QZSS (L1+L5)

GPS, GLONASS, BDS, GALILEO

NFC

Yes

Yes

Yes

Broadcast Radio

No

No

FM radio

Physical Ports

Data Connector

USB Type-C

USB Type-C

USB Type-C

Data Technology

USB Type-C 3.2

USB Type-C 3.2

USB Type-C 3.2, OTG

Headphones Connector

No

No

No

CPU, Memory and Storage

Chipset

Google Tensor G2

Google Tensor G3

Qualcomm SM8350 Snapdragon 888 5G (5 nm)

CPU(s)

Octa-core (2x2.85 GHz Cortex-X1 & 2x2.35 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)

Nona-core (1x3.0 GHz Cortex-X3 & 4x2.45 GHz Cortex-A715 & 4x2.15 GHz Cortex-A510)

Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)

GPU

Mali-G710 MP7

Immortalis-G715s MC10

Adreno 660

Min. RAM

8 GiB

12 GiB

8 GiB

Max. RAM

8 GiB

12 GiB

8 GiB

Min. Storage

Max. Storage

Type of Storage

UFS 3.1

UFS 3.1

UFS 3.1

Display

Technology

OLED

LTPO OLED

Dynamic AMOLED 2X

Scratch Protection

Corning Gorilla Glass 3

Corning Gorilla Glass Victus 2

Corning Gorilla Glass Victus+

Peak Brightness

2400 nits

1300 nits

Refresh Rate

90 Hz

120 Hz

120 Hz

Size (Diam.)

6.1 in

6.7 in

6.1 in

Horizontal Resolution

1080 pixels

1344 pixels

1080 pixels

Vertical Resolution

2400 pixels

2992 pixels

2340 pixels

Pixel Density

429 ppi

489 ppi

425 ppi

Features and Software

Original Operative System

Android 13

Android 14

Android 11

Updated Operative System

Android 14

Android 14, One UI 6.1

Biometric Locking

Fingerprint (under display, optical)

Fingerprint (under display, optical)

Fingerprint (under display, ultrasonic)

Other Sensors

accelerometer, gyro, proximity, compass, barometer

accelerometer, gyro, proximity, compass, barometer, thermometer (skin temperature)

accelerometer, gyro, proximity, compass, barometer

IP Rating

IP67

IP68

IP68

Main Camera

Resolution

64 MP

50 MP

12 MP

Focal Length

26 mm

25 mm

26 mm

Lens Aperture

f/1.9

f/1.7

f/1.8

Image Stabilization

OIS

OIS

OIS

Auto-Focus

dual pixel PDAF

dual pixel PDAF, multi-zone Laser AF

dual pixel PDAF

Pixel Size

0.8 μm

1.2 μm

1.8 μm

Wide Camera

Resolution

13 MP

48 MP

12 MP

Focal Length

13 mm

Lens Aperture

f/2.2

f/2

f/2.2

Auto-Focus Technology

dual pixel PDAF

Super Steady video

Pixel Size

1.12 μm

0.8 μm

1.4 μm

Telephoto Camera

Resolution

48 MP

64 MP

Zoom

5x optical

1.1x optical

Focal Length

29 mm

Lens Aperture

f/2.8

f/2

Image Stabilization Technology

OIS

OIS

Auto-Focus Technology

dual pixel PDAF

PDAF

Pixel Size

0.7 μm

0.8 μm

2nd Telephoto Camera

Resolution

Zoom

Focal Length

Lens Aperture

Image Stabilization Technology

Auto-Focus Technology

Pixel Size

Front Camera

Resolution

13 MP

10.5 MP

10 MP

Focal Length

20 mm

20 mm

26 mm

Lens Aperture

f/2.2

f/2.2

f/2.2

Auto-Focus Technology

PDAF

dual pixel PDAF

Pixel Size

1.12 μm

1.22 μm

1.22 μm

Energy and Autonomy

Battery Type/Chemistry

Li-Po

Li-Ion

Li-Ion

Battery Capacity

Battery Replacement Model

non-removable

non-removable

non-removable

Wired Charging Tech.

PD3.0

PD3.0

PD3.0

Wired Charging Power

18 W

30 W

25 W

Wireless Charging Tech.

Yes

Yes

Qi/PMA

Wireless Charging Power

7.5 W

23 W

15 W

Product Dimensions and Weight

Height

Width

Thickness

Weight

Packaging Dimensions and Weight

Length

Width

Height

Weight

Performance

AnTuTu (v8)

584 055

AnTuTu (v9)

765 281

924 853

AnTuTu (v10)

1 151 243

GeekBench (v5)

GeekBench (v5.1)

GeekBench (v6)