Google Pixel 7a vs. Samsung Galaxy S21 (US/CH) vs. Samsung Galaxy S24 (US/CA/CH)

was galopedia helpful ? you can support us by donating or using our sponsored purchase links

Mobile Phones

Google Pixel 7a

buy on
amazon

Samsung Galaxy S21 (US/CH)

Samsung Galaxy S24 (US/CA/CH)

buy on
amazon aliexpress icon

buy on
aliexpress

Commercialization

Brand

Google

Samsung

Samsung

Model

Pixel 7a

Galaxy S21

Galaxy S24

Known Since Year

Sold since year

Discontinued since year

Colors Available

Charcoal, Snow, Sea, Coral

Phantom Gray, Phantom White, Phantom Violet, Phantom Pink

Onyx Black, Marble Grey, Cobalt Violet, Amber Yellow, Jade Green, Sandstone Orange, Sapphire Blue

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

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

USA: SA/NSA/Sub6/mmWave
Intl: 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6

WiFi

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

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

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

Bluetooth

5.3, A2DP, LE

5.0, A2DP, LE

5.3, A2DP, LE

Geolocation

GPS, GLONASS, GALILEO, BDS, QZSS, NavIC

GPS, GLONASS, BDS, GALILEO

GPS, GLONASS, BDS, GALILEO, QZSS

NFC

Yes

Yes

Yes

Broadcast Radio

No

FM radio

No

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, OTG

USB Type-C 3.2, DisplayPort 1.2, OTG

Headphones Connector

No

No

No

CPU, Memory and Storage

Chipset

Google Tensor G2

Qualcomm SM8350 Snapdragon 888 5G (5 nm)

Qualcomm SM8650-AC Snapdragon 8 Gen 3

CPU(s)

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

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

8-core (1x3.39GHz Cortex-X4 & 3x3.1GHz Cortex-A720 & 2x2.9GHz Cortex-A720 & 2x2.2GHz Cortex-A520)

GPU

Mali-G710 MP7

Adreno 660

Adreno 750 (1 GHz)

Min. RAM

8 GiB

8 GiB

8 GiB

Max. RAM

8 GiB

8 GiB

12 GiB

Min. Storage

Max. Storage

Type of Storage

UFS 3.1

UFS 3.1

UFS 3.1 (128 GiB only) or UFS 4.0 (Rest)

Display

Technology

OLED

Dynamic AMOLED 2X

Dynamic LTPO AMOLED 2X

Scratch Protection

Corning Gorilla Glass 3

Corning Gorilla Glass Victus+

Corning Gorilla Glass Victus 2

Peak Brightness

1300 nits

2600 nits

Refresh Rate

90 Hz

120 Hz

120 Hz

Size (Diam.)

6.1 in

6.1 in

6.2 in

Horizontal Resolution

1080 pixels

1080 pixels

1080 pixels

Vertical Resolution

2400 pixels

2340 pixels

2340 pixels

Pixel Density

429 ppi

425 ppi

416 ppi

Features and Software

Original Operative System

Android 13

Android 11

Android 14, One UI 6.1

Updated Operative System

Android 14

Android 14, One UI 6.1

Android 14, One UI 6.1

Biometric Locking

Fingerprint (under display, optical)

Fingerprint (under display, ultrasonic)

Fingerprint (under display, ultrasonic)

Other Sensors

accelerometer, gyro, proximity, compass, barometer

accelerometer, gyro, proximity, compass, barometer

accelerometer, gyro, proximity, compass, barometer

IP Rating

IP67

IP68

IP68

Main Camera

Resolution

64 MP

12 MP

50 MP

Focal Length

26 mm

26 mm

24 mm

Lens Aperture

f/1.9

f/1.8

f/1.8

Image Stabilization

OIS

OIS

OIS

Auto-Focus

dual pixel PDAF

dual pixel PDAF

dual pixel PDAF

Pixel Size

0.8 μm

1.8 μm

1 μm

Wide Camera

Resolution

13 MP

12 MP

12 MP

Focal Length

13 mm

13 mm

Lens Aperture

f/2.2

f/2.2

f/2.2

Auto-Focus Technology

Super Steady video

Pixel Size

1.12 μm

1.4 μm

1.4 μm

Telephoto Camera

Resolution

64 MP

10 MP

Zoom

1.1x optical

3x optical

Focal Length

29 mm

67 mm

Lens Aperture

f/2

f/2.4

Image Stabilization Technology

OIS

OIS

Auto-Focus Technology

PDAF

PDAF

Pixel Size

0.8 μm

1 μm

2nd Telephoto Camera

Resolution

Zoom

Focal Length

Lens Aperture

Image Stabilization Technology

Auto-Focus Technology

Pixel Size

Front Camera

Resolution

13 MP

10 MP

12 MP

Focal Length

20 mm

26 mm

26 mm

Lens Aperture

f/2.2

f/2.2

f/2.2

Auto-Focus Technology

dual pixel PDAF

dual pixel PDAF

Pixel Size

1.12 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

25 W

45 W

Wireless Charging Tech.

Yes

Qi/PMA

Qi/PMA

Wireless Charging Power

7.5 W

15 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

1 218 977

AnTuTu (v10)

1 696 727

GeekBench (v5)

GeekBench (v5.1)

GeekBench (v6)