Archos 50 Cobalt vs Oppo R15 Dream Mirror Edition

Archos 50 Cobalt

Oppo R15 Dream Mirror Edition

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 900, 2100

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

-

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
HSDPA speed

42.2 Mbps

-
HSUPA speed

11.5 Mbps

-
HSPA speed

-

HSPA
LTE speed

LTE, Cat4, 150 Mbps download, 50 Mbps upload

LTE
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

-

Front glass, ceramic body
SIM

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

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

132 mm

155.3 mm
Width

70.5 mm

75 mm
Thickness

7.9 mm

7.5 mm
Weight

120 g

175 g
Colors

Blue/Gray

Ceramic Black, Dream Mirror Red

Main camera
Camera type

-

Dual
Main camera

8 MP

16 MP, f/1.7 , 1/2.6" , 1.22 µm
20 MP, f/1.7 , 1/2.8" , 1 µm
Primary camera resolution

-

4608 x 3456 pixels
Primary camera video

720p@30fps

2160p@30fps
Primary camera Autofocus

autofocus

phase detection autofocus
Primary camera flash

LED flash

LED flash
Camera features

Geo-tagging, HDR, face detection, panorama, touch focus

Geo-tagging, HDR, face detection, panorama, touch focus

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

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

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

-

Yes
WLAN DLNA

Yes

-
USB

microUSB 2.0

microUSB 2.0
USB On-The-Go

-

Yes
Bluetooth

v4.0

v5.0
Bluetooth A2DP

-

Yes
bluetooth LE

-

Yes
Bluetooth EDR

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes

Features
Messaging SMS

SMS(threaded view)

SMS(threaded view)
Messaging MMS

MMS

MMS
Messaging Email

Email

Email
Messaging IM

IM

-
Messaging Push Email

-

Push Email
Messaging Push Mail

Push Mail

-
Java

No

-
Sensors

Accelerometer, gyro, proximity

Fingerprint (rear-mounted), accelerometer, compass, gyro, proximity