BLU G51S vs Oppo Find X5

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
4G network

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

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 66 - global version; 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 66 - China
5G network

-

5G band 1, 3, 5, 7, 8, 12, 13, 18, 20, 26, 28, 38, 40, 41, 66, 77, 78 SA/NSA - global version; 1, 2, 3, 5, 8, 20, 28, 38, 41, 66, 77, 78, 79 SA/NSA - China
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE, 301 Mbps download, 102 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

-

Glass front (Gorilla Glass Victus), glass back, aluminum frame
SIM

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

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

162.4 mm

160.3 mm
Width

77.5 mm

72.6 mm
Thickness

9 mm

8.7 mm
Weight

185 g

196 g
Waterproof

-

IP68
Dust proof

-

IP68
Colors

Blue, Bronze, Green, Red

Black, Purple, White

Display
Display type

IPS LCD

AMOLED
Physical size

6.4 inches

6.55 inches
Resolution

720 x 1560 pixels

1080 x 2400 pixels
Pixel density

268 ppi

402 ppi
Display colors

16777216

1073741824
Protection

2.5D curved glass screen

Scratch resistant, Corning Gorilla Glass 5
Display features

-

120Hz, HDR10+, 500 nits (typ), 800 nits (HBM), 1000 nits (peak)

Main camera
Camera type

Dual

Triple
Main camera

13 MP

50 MP, (wide) , f/1.8 , 24 mm, 1/1.56" , 1.0 µm
0.3 MP

13 MP, (telephoto) , f/2.4 , 52 mm, 1/3.4" , 2x optical zoom
110˚ , (ultrawide) , 50 MP, f/2.2 , 15 mm, 1/1.56" , 1.0 µm
Primary camera resolution

4160 x 3120 pixels

8192 x 6144 pixels
Primary camera video

1080p@30fps

4K@30/60fps, 1080p@30/60/240fps; gyro-EIS; HDR, 10-bit video
Primary camera flash

LED flash

LED flash
Camera features

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

Autofocus, continuous autofocus, continuous shooting, digital zoom, optical 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, RAW, HEIF

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

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

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

-

Yes
USB

Type-C 2.0

Type-C 3.1
USB On-The-Go

-

Yes
Bluetooth

v4.2

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with dual-band A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes
QZSS

-

Yes