Oppo A91 vs alcatel 3 (2019)

Network
2G network

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

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 1700(AWS), 1900, 2100

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)

LTE
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

11.5 Mbps

5.76 Mbps
LTE speed

LTE-A

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy, glass

Metal, plastic
SIM

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

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

160.2 mm

151.1 mm
Width

73.3 mm

69.7 mm
Thickness

7.9 mm

8 mm
Weight

172 g

145 g
Colors

Dark blue, Blue, Red

Black, Blue

Display
Display type

AMOLED capacitive touchscreen

IPS LCD capacitive touchscreen
Physical size

6.4 inches

5.94 inches
Resolution

1080 x 2400 pixels

720 x 1560 pixels
Pixel density

411 ppi

289 ppi
Display colors

16777216

16777216
Protection

Scratch resistant

Scratch resistant, 2.5D curved glass screen, Asahi Dragontrail Glass
Multitouch

Yes

Yes

Main camera
Camera type

Quad

Dual
Main camera

48 MP, f/1.8 , 26 mm, 1/2.0" , 0.8 µm

13 MP, f/2.0 , 1/3" , 1.12 µm
8 MP, f/2.2 , 13 mm, 1/4.0" , 1.12 µm

5 MP
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

720p@30fps
Primary camera flash

LED flash

LED flash
Camera features

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

Selfie camera
Selfie camera

16 MP, f/2 , 26 mm, 1/3.1" , 1.0 µm

8 MP, f/2.0 , 1/4" , 1.12 µm
Selfie camera resolution

4608 x 3456 pixels

3264 x 2448 pixels
Selfie camera video

1080p@30fps

720p@30fps

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

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

-
Bluetooth

v5.0

v4.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
Beidou

Yes

-