Phone Comparison - Samsung Galaxy S21 5G vs Google Pixel 7a vs Nothing Phone (2)

Price Comparison (India) -

general General Info

Manufacturer Samsung Google Nothing
Announced 2021, January 14 2023, May 10 2023, July 11
Status Coming soon. Exp. release 2021, January 29 Available. Released 2023, May 10 Coming soon. Exp. release 2023, July 17
Price Rs. 69,999 ($799.99) [Similarly Priced] Rs. 43,999 ($0.00) [Similarly Priced] Rs. 44,999 ($0.00) [Similarly Priced]
Colors Phantom Gray, Phantom White, Phantom Violet, Phantom Pink Arctic Blue, Carbon, Cotton White, Black
Form Factor Candybar Candybar Candybar
Dimension 151.7 x 71.2 x 7.9 mm
(5.97 x 2.8 x 0.31 in)
152 x 72.9 x 9 mm
(5.98 x 2.87 x 0.35 in)
162.1 x 76.4 x 8.6 mm
(6.38 x 3.01 x 0.34 in)
Weight 169 g (5.96 oz) 193.5 g (6.81.0.18 oz) 201.2 g (7.09.0.07 oz)
SIM Type Single SIM (Nano-SIM and/or eSIM), Hybrid Dual SIM (Nano-SIM, dual stand-by) Nano-SIM and eSIM Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only)
CDMA2000 1xEV-DO
GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 66, 71 - GWKK3, G0DZQ
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 21, 25, 28, 32, 38, 39, 40, 41, 42, 66 - GHL1X, G82U8
LTE 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 30, 32, 34, 38, 39, 40, 41, 42, 48, 66, 71
5G Network SA/NSA/Sub6/mmWave 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 28, 30, 38, 41, 48, 66, 71, 77, 78 SA/NSA/Sub6 - GWKK3
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 - G0DZQ
1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 75, 76, 77, 78, 79 SA/NSA/Sub6 - GHL1X, G82U8
1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 38, 40, 41, 66, 71, 75, 77, 78 SA/NSA
Messaging
Build Features - Fingerprint Sensor (under display, ultrasonic)
Samsung Pay (Visa, MasterCard certified)
IP68 dust/water resistant (up to 1.5m for 30 mins)
Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+
- Fingerprint Sensor (under display, optical)
IP67 dust/water resistant (up to 1m for 30 min)
- Fingerprint Sensor (under display, optical)
Multiple LED lights on the back (notifications, charging progress, camera fill light)
Blinking red light on the back (video recording indicator)
IP53 - splash, water and dust resistant

hardware Hardware and OS

OS Android 11 Android 13 Android 13
User Interface One UI 3.1 - Nothing OS
Processor Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International / Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China/Korea, Exynos 2100 - International / Qualcomm Snapdragon 888 - USA/China/Korea Octa-core (2x2.85 GHz Cortex-X1 & 2x2.35 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55), Google Tensor G2 (5 nm) Octa-core (1x3.0 GHz Cortex-X2 & 3x2.5 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510), Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)
GPU Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea Mali-G710 MP7 Adreno 730
RAM 8 GB 6 GB 12 GB
Internal Memory 256 GB 128 GB 512 GB
External Memory microSDXC (uses shared SIM slot) No No

display Display

Type FHD+ Dynamic AMOLED 2X Display
120Hz Refresh Rate
HDR10+
1300 nits (peak)
Corning Gorilla Glass Victus
Always-on display
FHD+ OLED Screen
HDR
90Hz Refresh Rate
Corning Gorilla Glass
FHD+ LTPO OLED Screen
120Hz Refresh Rate
HDR10+
1600 nits (HBM), 1600 nits (peak)
Corning Gorilla Glass
Colors 16M Colour 16M Colors 1B colors
Size 6.2 inches 6.1 inches 6.7 inches
Resolution 1080 x 2400 pixels (424 ppi) 1080 x 2400 pixels (431 ppi) 1080 x 2412 pixels (394 ppi)
Screen-to-Body Ratio 86.12% 81.24% 87.42%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack no no no
Radio FM radio (Snapdragon model only; market/operator dependent) No No
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker

camera Camera

Rear Camera 12 MP + 64 MP + 12 MP 64 MP + 13 MP 50 MP + 50 MP
Flash LED Flash Dual-LED Flash LED Flash
Features 12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, Dual Pixel PDAF, OIS
64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom
12 MP, f/2.2, 13mm (ultrawide), 1.4µm, Super Steady video
Auto-HDR, Panorama
64 MP, f/1.9, 26mm (wide), 1/1.73", 0.8µm, Dual Pixel PDAF, OIS
13 MP, f/2.2, 120˚ (ultrawide), 1.12µm
Pixel Shift, Auto-HDR, Panorama
50 MP, f/1.9, 24mm (wide), 1/1.56", 1.0µm, PDAF, OIS 50 MP, f/2.2, 114˚ (ultrawide), 1/2.76", 0.64µm, AF
Panorama, HDR
Video 8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS & OIS 4K@30/60fps, 1080p@30/60/120/240fps; gyro-EIS, OIS 4K@30fps, 1080p@30/60fps, gyro-EIS, live HDR
Front Camera 10 MP, f/2.2, 26mm (wide), 1/3.2", 1.22µm, Dual Pixel PDAF, Dual video call, Auto-HDR, 4K@30/60fps, 1080p@30fps [Similar] 13 MP, f/2.2, 20mm (ultrawide), 1.12µm
Auto-HDR, panorama
4K@30fps, 1080p@30fps [Similar]
32 MP, f/2.4, 21mm (wide), 1/2.74", 0.8µm, PDAF
HDR
1080p@30fps, gyro-EIS [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G HSPA, LTE-A (CA), 5G HSPA, LTE-A, 5G
Bluetooth 5.0, A2DP, LE 5.2, A2DP, LE 5.3, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac/6/7, tri-band
USB USB Type-C 3.2, USB On-The-Go USB Type-C 3.1 USB Type-C 2.0, OTG
GPS Yes, with A-GPS, GLONASS, BDS, GALILEO GPS, GLONASS, GALILEO, BDS, QZSS GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c), GALILEO (E1), QZSS (L1), NavIC
Browser Yes Yes Yes

memory User Memory

Internal 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 3.1 128 GB, 6 GB RAM UFS 3.1 512 GB, 12 GB RAM or 256 GB, 12 GB RAM or 128 GB, 8 GB RAM UFS 3.1
Expandable Storage microSDXC (uses shared SIM slot) No No
USB OTG Supported Not Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor present
Barometer Sensor barometer sensor present barometer sensor present barometer sensor not present
NFC NFC supported NFC supported NFC supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 25W
USB Power Delivery 3.0
Fast Qi/PMA wireless charging 15W
Power bank/Reverse wireless charging 4.5W
Non-removable Li-Po Battery
Fast battery Charging 18W, PD3.0
Non-removable Li-Po Battery
Fast battery charging 45W wired, PD3.0, PPS, QC4, 100% in 55 min
15W wireless, 100% in 130 min
5W reverse wireless
Capacity 4000 mAh 4385 mAh 4700 mAh
Stand by - - -
Talk Time - - -