BLU S91 vs Oppo Reno 4

BLU S91

Oppo Reno 4

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1700, 1900, 2100

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 12, 13, 17, 28, 66

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 34, 38, 39, 40, 41
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

-

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Main camera
Camera type

Triple

Quad
Main camera

(wide) , 13 MP

48 MP, f/1.7 , 26 mm, 1/2.0" , 0.8 µm
(macro) , 0.3 MP, f/2.4

8 MP, f/2.2 , 1/4.0" , 1.12 µm
(depth) , 0.3 MP, f/2.4

2 MP, f/2.4
2 MP, f/2.4
Primary camera resolution

-

8000 x 6000 pixels
Primary camera video

1080p@30fps

4K@30fps, 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, contrast detection autofocus

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n

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

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

Type-C 2.0

Type-C 1.0 reversible connector
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

No

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes