HomePhones Compare Devices
Comparing
Samsung Galaxy Watch3
Infinix Zero 5G
2 of 2 devices
The best value in a row is marked Best
VS
Overview
5
Brand
Samsung
Infinix
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
2022, February 08
Released
2020, August 06
2022, March 03
Availability
Available
Available
5G
Network
6
Technologyi
GSM / HSPA / LTE
GSM / HSPA / LTE / 5G
2G Bandsi
GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900
3G Bandsi
HSDPA 850 / 900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Bandsi
1, 3, 5, 7, 8, 20
1, 2, 3, 4, 5, 7, 8, 17, 20, 28, 38, 40, 41, 66 - X6815 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40, 41, 66 - X6815B
5G Bandsi
—
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78, 79 SA/NSA/Sub6 - X6815 1, 28, 38, 41, 77, 78, 79 SA/NSA/Sub6 - X6815B
Speedi
HSPA, LTE
HSPA, LTE, 5G
Body
6
Dimensions
45mm: 45 x 46.2 x 11.1 mm 41mm: 41 x 42.5 x 11.3 mm
168.7 x 76.5 x 8.8 mm (6.64 x 3.01 x 0.35 in)
Weighti
53.8 g (45mm stainless steel), 48.2 g (41mm stainless steel), 43 g (45mm titanium) Best
199 g (7.05 oz)
Buildi
Glass front (Gorilla Glass DX), stainless steel 316L or titanium frame, rotating bezel
Glass front, plastic frame, plastic back
Stylus
—
No
SIMi
eSIM (LTE models)
Nano-SIM + Nano-SIM
Protection / IP Ratingi
IP68 dust/water resistant, 5ATM MIL-STD-810G compliant
—
Display
8
Display Typei
Super AMOLED
IPS LCD
Display Sizei
1.4 inches
6.78 inches, 113.7 cm2 (~88.1% screen-to-body ratio) Best
Resolutioni
360 x 360 pixels
1080 x 2460 pixels
Pixel Densityi
~364 ppi
~388 ppi Best
Refresh Ratei
60Hz
120Hz Best
Peak Brightnessi
—
500 nits
Protectioni
Corning Gorilla Glass DX
—
Display Features
Always-On-Display
—
Platform
7
Operating Systemi
Tizen
Android
OS Version
5.5
11
Update Supporti
—
Upgradable to Android 12
User Interface
—
XOS 10.6
Chipseti
Exynos 9110 (10 nm)
Mediatek Dimensity 900 (6 nm)
CPUi
Dual-core 1.15 GHz Cortex-A53
Octa-core (2x2.4 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPUi
Mali-T720
Mali-G68 MC4
Memory
4
RAM Optionsi
1GB
8GB
Storage Optionsi
4GB / 1GB RAM 8GB / 1GB RAM
128GB
Storage Typei
eMMC
UFS 3.1
Card Sloti
No
microSDXC (dedicated slot)
Main Camera
4
Cameras
—
Triple camera
Modulesi
No Camera
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 13 MP, f/2.5, 50mm (telephoto), 1/3.1", 1.12µm, PDAF, 2x optical zoom 2 MP
Features
—
Quad-LED flash HDR panorama
Videoi
—
4K@30fps 1080p@30/60fps
Selfie Camera
4
Cameras
—
Single camera
Modulesi
No Camera
16 MP, f/2.0, (wide), 1/2.76", 1.12µm
Features
—
Dual-LED flash
Videoi
—
1080p@30fps
Sound
3
Loudspeaker
Yes
Yes
Audio Jacki
No
Yes
Audio Codeci
Not Available
—
Connectivity & Ports
6
WLAN
Wi-Fi 802.11 b/g/n
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetoothi
5.0, A2DP, LE
Yes
GPS / Positioningi
GPS, GLONASS, GALILEO, BDS
GPS
NFCi
Yes
No
Radio
No
FM radio
USBi
No
USB Type-C 2.0, OTG
Features & Security
4
Fingerprinti
No
Yes, (side-mounted)
Face Unlock
No
Yes (2D face unlock)
Sensorsi
Accelerometer, gyro, barometer, light, optical heart rate, electrical heart (ECG)
Accelerometer, Gyro, Proximity, Compass
Other Features
ECG certified Blood pressure monitor Compatible with standard 22mm (45mm) / 20mm (41mm) straps Sizes: 41mm, 45mm; Bluetooth and LTE versions
—
Battery
5
Battery Typei
Li-Ion
Li-Po
Battery Capacityi
340 mAh (45mm) 247 mAh (41mm)
5000 mAh Best
Wired Chargingi
N/A
33W wired
Wireless Chargingi
Wireless (WPC-based)
No
Reverse Wireless Chargingi
N/A
5W wired reverse charging
Miscellaneous
4
Colours
Mystic Bronze, Mystic Black, Mystic Silver: Stainless Steel; Mystic Black: Titanium
Cosmic Black, Skylight Orange, Horizon Blue
Models
SM-R840, SM-R850, SM-R845F, SM-R855F, SM-R845U, SM-R855U
X6815, X6815B
SARi
—
0.95 W/kg (Head) 0.86 W/kg (Body)
SAR EUi
—
0.67 W/kg (Head) 0.97 W/kg (Body)
These devices share the same listed specifications. Turn off “Show differences only” to see every row.
Most compared devices The matchups our readers check most. Tap any pair to see the full side-by-side specs comparison.