Oppo F17 8GB/128GB

Samsung Galaxy M40

os

Android 10, ColorOS 7.2

Android 9.0 (Pie); One UI

RAM

8 GB

6 GB

ROM

128 GB

128 GB

expandable

512 GB

1024 GB

CPU

Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)

Octa-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver)

GPU

Adreno 610

Adreno 612

SoC

Qualcomm SM6115 Snapdragon 662 (11 nm)

Qualcomm SDM675 Snapdragon 675 (11 nm)

number of cores

8core

8core

feature

LED flash, panorama, HDR

features

LED flash, HDR, panorama

primary

Quad:
16 MP, f/2.2, (wide), 1/3.06", PDAF
8 MP, f/2.2, 119 (ultrawide), 1/4.0", 1.12m
2 MP, f/2.4, (depth)
2 MP, f/2.4, (depth)

Triple:
32 MP, f/1.7, 0.8m, PDAF
8 MP, f/2.2, 12mm (ultrawide), 1.12m, PDAF
5 MP, f/2.2, depth sensor

secondary

16 MP, f/2.0, 26mm (wide), 1/3.1", 1.0m

16 MP, f/2.0, HDR

video

1080p@30fps

2160p@30fps, 1080p@30fps

capacity

4015mAh

3500mAh

chargin

Fast charging 30W, 50% in 30 min, 100% in 53 min (advertised) VOOC 4.0

type

Li-Polymer (non-removable)

Li-Polymer (non-removable)

dimension

159.8 x 72.8 x 7.5 mm

155.3 x 73.9 x 7.9 mm

display

Super AMOLED, 100.1 cm2 (~86.1% screen-to-body ratio)

PLS TFT capacitive touchscreen, 16M colors, 97.4 cm2 (~84.9% screen-to-body ratio)

protection

Corning Gorilla Glass (unspecified)

resolution

1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)

screen

6.44"

6.3"

weight

163 gm

168 gm

GPS

Yes, with A-GPS, GLONASS, GALILEO, BDS

USB

USB Type-C 2.0, USB On-The-Go

2.0, Type-C 1.0 reversible connector

bluetooth

5.1, A2DP, LE

5.0, A2DP, LE

internet

2G/3G/4G/LTE

2G/3G/4G

wifi

Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot

Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot

radio

FM Radio

FM Radio

general

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

sensors

Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass