T-Mobile REVVL 4 vs Ulefone Armor 15

T-Mobile REVVL 4

Ulefone Armor 15

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 1700(AWS), 1900

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

LTE frequency band 2, 4, 5, 7, 12, 25, 26, 41, 66, 71

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 38, 39, 40, 41, 66
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

11.52 Mbps
LTE speed

LTE, 301 Mbps download, 150 Mbps upload

LTE, Cat13, 300 Mbps download, 150 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

-

Aluminium alloy, reinforced polycarbonate, TPU
SIM

Nano-SIM

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

159 mm

170.2 mm
Width

76 mm

79.6 mm
Thickness

8.1 mm

18.2 mm
Weight

158.5 g

346 g
Waterproof

-

IP68 (1.5m and 35 minutes)
Dust proof

-

IP68
MIL-STD-810G

-

Yes
Build features

-

Built-in wireless earbuds housed inside the top side of the phone; charging
Colors

Graphite

Black, Blue, Red

Main camera
Camera type

Single

Dual
Main camera

13 MP

12 MP, f/1.8 , 1.4 µm
(ultrawide) , 13 MP, f/2.4 , 106˚
Primary camera resolution

-

4160 x 3120 pixels
Primary camera video

1080p@30fps

1080p@30fps
Primary camera flash

LED flash

LED flash
Camera features

HDR, Panorama

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

Connectivity
WLAN

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

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

Type-C 2.0
USB On-The-Go

-

Yes
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

-
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes