Samsung Galaxy Watch3 vs Nothing Phone (4a) Pro

Specs comparison

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Samsung Samsung Galaxy Watch3 View Specs Change
Nothing Nothing Phone (4a) Pro View Specs Change
Brand Samsung Nothing
Versions SM-R855F, SM-R845F (Global, LTE model); SM-R855U, SM-R845U (USA, LTE model); SM-R850, SM-R840 (Wi-Fi only) —
Announced 2020, August 05 2026, March 05
Released 2020, August 06 2026, March 05
Availability Available Available
Technology GSM / HSPA / LTE GSM / HSPA / LTE / 5G
2G Bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Bands HSDPA 850 / 900 / 2100 HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - InternationalHSDPA 850 / 900 / 2100 - India
4G Bands 1, 3, 5, 7, 8, 20 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 40, 41, 42, 48, 66, 71 - International1, 3, 5, 8, 28, 38, 40, 41 - India
5G Bands — 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 48, 66, 71, 77, 78 SA/NSA - International1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA - India
Speed HSPA, LTE HSPA, LTE, 5G
Dimensions 45mm: 45 x 46.2 x 11.1 mm41mm: 41 x 42.5 x 11.3 mm 163.7 x 76.6 x 8 mm(6.44 x 3.02 x 0.31 in)
Weight 53.8 g (45mm stainless steel), 48.2 g (41mm stainless steel), 43 g (45mm titanium) Best 210 g (7.41 oz)
Build Glass front (Gorilla Glass DX), stainless steel 316L or titanium frame, rotating bezel Glass front (Gorilla Glass 7i), aluminum frame, aluminum back
SIM eSIM (LTE models) · Nano-SIM + Nano-SIM + eSIM (max 2 at a time)· Nano-SIM + Nano-SIM
Protection / IP Rating IP68 dust/water resistant, 5ATMMIL-STD-810G compliant IP65 dust tight and water resistant (low pressure water jets)Manufacturer-rated water-resistant (up to 25cm for 20 min)137 individually addressable mini-LEDsAircraft-grade aluminium unibody
Display Type Super AMOLED AMOLED
Display Size 1.4 inches 6.83 inches, 117.8 cm2 (~93.9% screen-to-body ratio) Best
Resolution 360 x 360 pixels 1260 x 2800 pixels, 20:9 ratio
Pixel Density ~364 ppi ~440 ppi Best
Refresh Rate 60Hz 144Hz Best
Peak Brightness — 800 nits (typ), 1600 nits (HBM), 5000 nits (peak)
Protection Corning Gorilla Glass DX Corning Gorilla Glass 7iUltra HDR image support
Display Features Always-On-Display 1B colors, 2160Hz PWM, HDR10+
Operating System Tizen Android
OS Version 5.5 16
Update Support — Upgradeable up to 3 major OS updates
User Interface — Nothing OS 4.1
Chipset Exynos 9110 (10 nm) Qualcomm SM7750-AB Snapdragon 7 Gen 4 (4 nm)
CPU Dual-core 1.15 GHz Cortex-A53 Octa-core (1x2.8 GHz Cortex-720 & 4x2.4 GHz Cortex-720 & 3x1.8 GHz Cortex-520)
GPU Mali-T720 Adreno 722
RAM Options 1GB 8GB, 12GB
Storage Options 4GB / 1GB RAM8GB / 1GB RAM 128GB / 8GB RAM256GB / 8GB RAM256GB / 12GB RAM
Storage Type eMMC UFS 3.1
Card Slot No No
Cameras — Triple camera
Modules No Camera 50 MP, f/1.9, 24mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS50 MP, f/2.9, 80mm (periscope telephoto), 1/2.75", 0.64µm, PDAF, OIS, 3.5x optical zoom8 MP, f/2.2, 15mm, 120˚ (ultrawide), 1/4.0", 1.12µm
Features — LED flash, panorama, Ultra XDR
Video — 4K@30/60fps, 1080p@30/60/120fps, gyro-EIS, OIS, Dolby Vision HDR, Ultra XDR
Cameras — Single camera
Modules No Camera 32 MP, f/2.2, 22mm (wide), 1/3.42", 0.64µm
Video — 1080p@30fps
Loudspeaker Yes Yes, with stereo speakers
Audio Jack No No
Audio Codec Not Available —
WLAN Wi-Fi 802.11 b/g/n Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE 5.4, A2DP, LE
GPS / Positioning GPS, GLONASS, GALILEO, BDS GPS, GALILEO, GLONASS, BDS, QZSS
NFC Yes Yes
Radio No No
USB No USB Type-C 2.0, OTG
Fingerprint No Yes (under display, optical)
Face Unlock No —
Sensors Accelerometer, gyro, barometer, light, optical heart rate, electrical heart (ECG) Accelerometer, gyro, proximity, compass
Other Features ECG certifiedBlood pressure monitorCompatible with standard 22mm (45mm) / 20mm (41mm) strapsSizes: 41mm, 45mm; Bluetooth and LTE versions —
Battery Type Li-Ion Market-dependent versions
Battery Capacity 340 mAh (45mm)247 mAh (41mm) Li-Ion, 5080 mAh - InternationalLi-Po, 5400 mAh - India Best
Wired Charging N/A 50W, 50% in 22 min, 100% in 64 min
Wireless Charging Wireless (WPC-based) —
Reverse Wireless Charging N/A 7.5W reverse wired
Colours Mystic Bronze, Mystic Black, Mystic Silver: Stainless Steel; Mystic Black: Titanium Black, Silver, Pink
Models SM-R840, SM-R850, SM-R845F, SM-R855F, SM-R845U, SM-R855U A069P

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