BLU G51 vs OnePlus 9 Pro

Network
2G network

GSM 850, 900, 1800, 1900

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

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

HSDPA 800, 850, 900, 1700(AWS), 1800, 1900, 2100
4G network

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

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - EU; 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 38, 39, 40, 41, 46, 48, 66, 71 - North America; 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 34, 38, 39, 40, 41, 46 - IN; 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 34, 38, 39, 40, 41 - China
5G network

-

5G band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 78 SA/NSA - EU; 1, 2, 3, 7, 25, 28, 41, 66, 71, 78, 258, 260, 261 SA/NSA/mmWave - North America; 41, 78 SA/NSA - IN; 1, 3, 28, 41, 78, 79 SA/NSA - China
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

-

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
LTE speed

-

LTE-A (5CA), Cat20, 2000 Mbps download, 200 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

-

Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
SIM

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

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

155.3 mm

163.2 mm
Width

73.5 mm

73.6 mm
Thickness

9.5 mm

8.7 mm
Weight

166 g

197 g
Waterproof

-

IP68 (up to 1.5m and 30 mins)
Dust proof

-

IP68
Colors

Black, Blue, Gold, Green, Silver

Black, Green, Morning Mist

Display
Display type

IPS LCD

LTPO Fluid2 AMOLED
Physical size

6.1 inches

6.7 inches
Resolution

720 x 1520 pixels

1440 x 3216 pixels
Pixel density

276 ppi

525 ppi
Display colors

16777216

1073741824
Protection

-

Scratch resistant, 3D curved glass screen, Corning Gorilla Glass 5
Display features

-

Always-on display, 120Hz, HDR10+, 1300 nits (peak)
DxOMark display score

-

89

Main camera
Camera type

Dual

Quad
Main camera

8 MP

48 MP, (wide) , f/1.8 , 23 mm, 1/1.43" , 1.12 µm
(depth) , 0.3 MP

(telephoto) , 8 MP, f/2.4 , 77 mm, 1.0 µm, 3.3x optical zoom
(ultrawide) , 50 MP, f/2.2 , 14 mm, 1/1.56" , 1.0 µm
(depth) , 2 MP, f/2.4
Primary camera resolution

-

8000 x 6000 pixels
Primary camera video

1080p@30fps

8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, Auto HDR, gyro-EIS
Primary camera flash

LED flash

dual-LED flash
Camera features

HDR, Panorama

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, laser autofocus, Hasselblad Pro mode, 12-bit RAW, Digital Overlap HDR
DxOMark photo

-

129
DxOMark zoom

-

68
DxOMark video

-

108
DxOMark camera score

-

124

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, 802.11ax
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

-

Yes
WLAN DLNA

-

Yes
USB

microUSB 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
SBAS

-

Yes