Oppo Reno 3 vs Samsung Galaxy Watch 4 Classic 42mm

Oppo Reno 3

Samsung Galaxy Watch 4 Classic 42mm

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA

GSM 850, 900, 1800, 1900
3G network

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 2100
4G network

LTE frequency band 1(2100), 5(850), 7(2600), 8(900), 39(1900), 40(2300), 41(2500)

LTE frequency band 1, 3, 5, 7, 8, 20
5G network

5G band 41(2500), 78(3500); SA, NSA

-
HSDPA speed

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-
LTE speed

LTE-A

-
5G speed

4.7 Gbps download, 2.5 Gbps upload

-
GPRS

Yes

-
EDGE

Yes

-

Design
Build

Aluminium alloy, glass

Glass front (Gorilla Glass DX), stainless steel frame 316L or titanium frame
SIM

Dual SIM (Nano-SIM, dual stand-by)

eSIM
Height

160.3 mm

41.5 mm
Width

74.3 mm

41.5 mm
Thickness

8 mm

11.2 mm
Weight

181 g

46.5 g
Payment

-

Samsung Pay
Waterproof

-

IP68, 50m
MIL-STD-810G

-

Yes
Colors

Black, Blue, Sunrise, White

Black, Silver

Display
Display type

AMOLED

Super AMOLED
Physical size

6.4 inches

1.19 inches
Resolution

1080 x 2400 pixels

396 x 396 pixels
Pixel density

411 ppi

330 ppi
Display colors

16777216

-
Protection

Scratch resistant, Corning Gorilla Glass 5

Corning Gorilla Glass DX
Multitouch

Yes

-
Display features

-

Rotating bezel, Always-on display

Main camera
Camera type

Quad

-
Main camera

64 MP, f/1.8 , 26 mm, 1/1.7" , 0.8 µm
Primary camera

-

No
8 MP, f/2.2 , 13 mm, 1/3.2" , 1.4 µm
2 MP, f/2.4 , 1/5" , 1.75 µm
2 MP, f/2.4 , 1/5" , 1.75 µm
Primary camera resolution

8000 x 6000 pixels

-
Primary camera video

2160p@30fps, 1080p@30/60fps

-
Primary camera flash

LED flash

-
Camera features

Autofocus, continuous autofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro mode, phase detection autofocus

-

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n
WLAN WiFi Hotspot

Yes

-
WLAN WiFi Direct

Yes

-
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 1.0 reversible connector

No
USB On-The-Go

Yes

-
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

A2DP
bluetooth LE

Yes

LE
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, light, proximity, in-display fingerprint sensor

Accelerometer, barometer, gyro, heart rate