Doogee X97 vs vivo Y51s

Doogee X97

vivo Y51s

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800, 1900 & TD-SCDMA
3G network

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100

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

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 34, 38, 39, 40, 41, 66

LTE frequency band 1, 3, 4, 5, 8, 34, 38, 39, 40, 41
5G network

-

5G band 1, 41, 78; SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE, 150 Mbps download, 51 Mbps upload

LTE Cat 4, 150.8 Mbps download, 51 Mbps upload
5G speed

-

3.6+ Gbps download
GPRS

Yes

Yes
EDGE

Yes

Yes

Main camera
Camera type

Dual

Triple
Main camera

(wide) , 8 MP, f/1.8

48 MP, f/1.8 , 25 mm, 1/2.0" , 0.8 µm
(depth) , 2 MP, f/2.0

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

1440 x 720 pixels

8000 x 6000 pixels
Primary camera video

720p@30fps

4K@30fps, 1080p@30fps; gyro-EIS
Primary camera flash

triple-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 shooting, digital zoom, digital 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, RAW

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz

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

Yes

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

microUSB 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD
NFC

No

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

-
GALILEO

Yes

Yes
BDS

Yes

Yes