Notification Center

This is our new notification center. Inside, you will find updates on the most important things happening right now.

Notifications

Hmm, push notifications seem to be disabled in your browser. You can enable them from the 'Settings' icon in the URL bar of your browser.

www.phonearena.com

Samsung Galaxy A40 vs OPPO Find X3 Pro vs OPPO Find X2 Pro

Compare phone and tablet specifications of up to three devices at once.

Comparison mode:

Display

Size:

5.9 inches
6.7 inches
6.7 inches

Resolution:

2340 x 1080 pixels, 19.5:9 ratio, 437 PPI
3216 x 1440 pixels, 20:9 ratio, 526 PPI
3168 x 1440 pixels, 519 PPI

Technology:

Super AMOLED
AMOLED
OLED

Refresh rate:

120Hz
120Hz

Screen-to-body:

85.73 %
89.48 %
88.93 %

Peak brightness:

800 cd/m2 (nit)

Features:

Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor

Hardware

System chip:

Exynos 7904
Qualcomm Snapdragon 888
Qualcomm Snapdragon 865 SM8250

Processor:

Octa-core, 1800 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm
Octa-core, 2840 MHz, Kryo 585, 64-bit, 7 nm

GPU:

Mali-G71 MP2
Adreno 660
Adreno 650

RAM:

4GB LPDDR4
12GB LPDDR5
12GB LPDDR5

Internal storage:

64GB, available to use: 49.4 GB
256GB (UFS 3.1), not expandable
512GB, not expandable

Storage expansion:

microSDXC up to 512 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (11, 10, 9.0 Pie), Samsung One UI
Android (11), ColorOS 11.2 UI
Android (10), ColorOS UI

Battery

Capacity:

3100 mAh
4500 mAh
4260 mAh

Type:

Li - Polymer, Not user replaceable
Not user replaceable
Not user replaceable

Battery life test results:

Charging:

Samsung Adaptive Fast Charging
SuperVOOC 2.0, Qi wireless charging, Reverse wireless charging
OPPO VOOC

Max charge speed:

Wired: 65.0W; Wireless: 30.0W
Wired: 65.0W

Camera

Rear:

Dual camera
Quad camera
Triple camera

Main camera:

16 MP (PDAF)
50 MP (OIS, PDAF)
48 MP (OIS, Laser and PDAF)

Specifications:

Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.8"; Pixel size: 1.12 μm
Aperture size: F1.8; Sensor size: 1/1.56"
Aperture size: F1.7; Focal length: 25 mm; Sensor size: 1/1.4"; Pixel size: 1.12 μm

Second camera:

5 MP (Ultra-wide)
13 MP (Telephoto)
13 MP (Telephoto, OIS, Laser and PDAF)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/5"; Pixel size: 1.12 μm
Optical zoom: 5.0x; Aperture size: F2.4
Optical zoom: 5.0x; Aperture size: F3.0; Focal Length: 129 mm; Sensor size: 1/3.4"; Pixel size: 1 μm

Third camera:

50 MP (Ultra-wide)
48 MP (Ultra-wide, Autofocus)

Specifications:

Aperture size: F2.2; Sensor size: 1/1.56"
Aperture size: F2.2; Focal Length: 17 mm; Sensor size: 1/2"; Pixel size: 0.8 μm

Fourth camera:

3 MP (Macro)

Specifications:

Optical zoom: 60.0x; Aperture size: F3.0

Video recording:

1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD)
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (60 fps), 1280x720 (HD)

Features:

Hyperlapse, Video calling, Video sharing
OIS, HDR, Continuous autofocus, Video light, EIS
HDR, Time-lapse video, EIS

Front:

25 MP
32 MP
32 MP (HDR)

Video capture:

1920x1080 (Full HD)
1920x1080 (Full HD)

Design

Dimensions:

5.69 x 2.72 x 0.31 inches (144.4 x 69.2 x 7.9 mm)
6.43 x 2.91 x 0.33 inches (163.4 x 74 x 8.26 mm)
6.50 x 2.93 x 0.35 inches (165.2 x 74.4 x 8.8 mm)

Weight:

4.94 oz (140.0 g)
6.81 oz (193.0 g)
7.30 oz (207.0 g)

Materials:

Back: Plastic; Frame: Plastic
Back: Ceramic; Frame: Aluminum

Resistance:

Water, Splash, Dust; IP68
Water, Dust; IP68

Biometrics:

2D Face unlock, Fingerprint (touch)
2D Face unlock, In-screen fingerprint
In-screen fingerprint

Keys:

Right: Volume control, Lock/Unlock key
Left: Volume control; Right: Lock/Unlock key
Left: Volume control; Right: Lock/Unlock key

Colors:

Black, Coral, Blue, White
Gloss Black, Blue
Ocean

Cellular

5G:

n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n77, n78, n79
n1, n3, n5, n7, n28, n41, n77, n79

LTE (FDD):

Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 32(1500 L-band), 66(AWS-3)

LTE (TDD):

Bands 38(2600), 40(2300), 41(2600+)
Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500)
Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500)

UMTS:

Bands 1(2100), 2(1900), 5(850), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 6(800), 8(900), 19(800)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 6(800), 8(900)

Data Speed:

LTE-A Cat 12/13 (600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes
Yes

SIM type:

Nano SIM
Nano SIM
Nano SIM

Multimedia

Headphones:

3.5mm jack
No 3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

Dolby Atmos, Album art cover, Background playback
Dolby Atmos
Dolby Atmos

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.2
5.1

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ax (Wi-Fi 6), tri-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax, dual-band; MIMO, Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 2.0
Type-C (reversible), USB 3.1
Type-C (reversible), USB 3.1

Features:

Charging, Mass storage device
Charging, Headphones port, Mass storage device
Charging, Headphones port, OTG

Location:

GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass, Step counter

Other:

NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync
NFC
NFC

Regulatory Approval

FCC approval:

Date approved:

Mar 08, 2019
Jan 20, 2021

FCC ID value:

A3LSMA405FN
R9C-CPH2173

Measured SAR:

Head:

0.51 W/kg
1.17 W/kg

Body:

0.46 W/kg
0.47 W/kg

Simultaneous Transmission:

1.02 W/kg
1.59 W/kg

Wireless Router:

0.61 W/kg
1.05 W/kg

Buyers information

In The Box:

65W SuperVOOC 2.0 flash charge, Earphones, Type-C Cable, SIM Eject Tool, Phone Case, Quick Guide, Warranty Card

Availability

Officially announced:

Apr 10, 2019
Mar 11, 2021
Mar 06, 2020
FCC OKs Cingular\'s purchase of AT&T Wireless