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Model

Digma Optima 1024N 4G

Compare Digma Optima 1024N 4G and Oppo A15s

Digma Optima 1024N 4G vs Oppo A15s

Digma Optima 1024N 4G

Digma Optima 1024N 4G

Oppo A15s

Digma Optima 1024N 4G

Oppo A15s

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 2100

HSDPA 850, 900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 7(2600)

LTE frequency band 1, 3, 5, 8, 38, 40, 41
HSDPA speed

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
LTE speed

LTE, Cat4, 150 Mbps download, 51 Mbps upload

LTE-A, 150 Mbps download, 51 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Availability
Oficially announced

2018-4

2020-12
Status

2018-4

2020-12

Design
Build

Plastic

Glass front, plastic back, plastic frame
SIM

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

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

159 mm

164 mm
Width

250 mm

75.4 mm
Thickness

10 mm

7.9 mm
Weight

508 g

177 g
Colors

Black

Black, White

Display
Display type

TFT

IPS LCD
Physical size

10.1 inches

6.52 inches
Resolution

1024 x 600 pixels

720 x 1600 pixels
Pixel density

118 ppi

269 ppi
Display colors

16777216

16777216
Protection

-

2.5D curved glass screen
Multitouch

Yes

-
Display features

-

480 nits (typ)

Hardware
CPU

-

Octa-core
CPU

Quad-core 1.3 GHz ARM Cortex-A7

Quad-core 2.35 GHz Cortex-A53
CPU(second)

quad-core 1.8 GHz Cortex-A53
Chipset

Spreadtrum SC9832

Mediatek MT6765 Helio P35
GPU

Mali-400 MP2

PowerVR GE8320
Memory RAM

1 GB

4 GB
Internal storage

16 GB

64 GB
Memory card

microSD, microSDHC, microSDXC

microSD, microSDHC, microSDXC
Memory card max

128 GB

256 GB
Storage

-

eMMC 5.1

OS
OS

Android 7.0 Nougat

Android 10, ColorOS 7.2

Main camera
Camera type

-

Triple
Main camera

(wide) , 13 MP, f/2.2 , 1/3.1" , 1.12 µm
(macro) , 2 MP, f/2.4
(depth) , 2 MP, f/2.4
Primary camera resolution

640 x 480 pixels

4160 x 3120 pixels
Primary camera video

-

1080p@30fps
Primary camera flash

LED

LED flash
Camera features

Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, scene mode

Autofocus, 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, night mode

Selfie camera
Selfie camera type

-

Single
Selfie camera

0.31 MP

8 MP, (wide) , f/2.0
Selfie camera resolution

640 x 480 pixels

3264 x 2448 pixels
Selfie camera features

-

Face unlock
Selfie camera video

480p@30fps MP

1080p@30fps

Sound
3.5mm jack

Yes

Yes
Loudspeaker

Yes

Yes
Earpiece

Yes

Yes

Multimedia
Radio

-

FM Radio
Radio FM

FM radio

-

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

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

Yes

Yes
WLAN WiFi Direct

-

Yes
USB

microUSB 2.0

microUSB 2.0
USB On-The-Go

-

Yes
Bluetooth

v4.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
Bluetooth AptX

-

Yes
NFC

-

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes

Features
Sensors

Accelerometer

Accelerometer, fingerprint, proximity

Browser
HTML

HTML5

HTML5

Battery
Battery type

Li-Po

Li-Po
Battery capacity

4000 mAh

4230 mAh
Battery removable

Non-removable

Non-removable

Tests and performance
Antutu

-

115000 (v8)
Geekbench(single-core)

-

170 (v5.2)
Geekbench(multi-core)

-

959 (v5.2)

Cost
Price

-

160 USD

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