Oppo Reno 3 vs TECNO Spark

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 900, 2100
4G network

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

-
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

Yes
EDGE

Yes

Yes

Main camera
Camera type

Quad

-
Main camera

64 MP, f/1.8 , 26 mm, 1/1.7" , 0.8 µm

13 MP, f/2.0
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

4160 x 3120 pixels
Primary camera video

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

1080p@30fps
Primary camera flash

LED 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

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

Connectivity
WLAN

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

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

Yes

Yes
WLAN WiFi Direct

Yes

-
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

Yes

-
USB

Type-C 1.0 reversible connector

microUSB 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v4.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

Yes

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

-
GALILEO

Yes

-
BDS

Yes

-

Features
Sensors

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

Accelerometer, fingerprint, light, proximity