PlumPhone

Available · Released Jan 2019

Plum Optimax 13

GSM / HSPA

Plum Optimax 13

At a Glance — Key Specifications

ChipsetSpreadtrum SC7731Mali-400Display10.1″IPS LCDFront camera5 MPMemory1GB / 8GBBattery4,700 mAhOSAndroid 8.0 Oreo (Go edition)

Plum Optimax 13 is a phone, released Jan 2019. It pairs a 10.1″, IPS LCD display with the Spreadtrum SC7731 and a 4,700 mAh battery. Specifications are still being confirmed.

Tech Mansion Scores

4.9/10 overall

  • Performance2.0
  • Display4.6
  • Battery7.9
  • Software5.8
  • Audio6.5

Scored from this device's verified specifications — categories with no real data are never scored.

Specifications are still being confirmed — scores appear as data is verified.

Launch timeline

  1. ReleasedJan 2019

Full Specifications

Every detail Tech Mansion has verified for this device, grouped the way people actually read them.

Launch

Launch status
Available
Release date
Jan 2019

Platform

OS
Android
OS version
Android 8.0 Oreo (Go edition)
Chipset (as published)
Spreadtrum SC7731
CPU
Quad-core 1.3 GHz Cortex-A7
GPU
Mali-400

Memory

Memory variants (RAM/storage)
1 GB RAM + 8 GB

Display

Display size
10.1″
Resolution
800 × 1,280 pixels
Panel type
IPS LCD

Battery

Battery capacity
4,700 mAh

Body & build

Dimensions
250.8 × 158.8 × 10.2 mm
Weight
510 g
SIM
Dual SIM (Mini-SIM, dual stand-by)

Connectivity

Bluetooth
Bluetooth 4
NFC
No
USB
microUSB 2.0
Positioning
GPS

Audio

3.5mm jack
Yes

Camera

Front cameras
5 MP

Additional specifications

Display
Size
10.1 inches
Memory
Internal Gb Primary
8
Ram Gb
1
Main Camera
Features
LED flash
Selfie Camera
Single
5 MP
Comms
Radio
FM radio
Battery
Capacity Mah
4700

Summary

Get a plain-English overview of what this device offers, generated from its specifications.

Alternatives to consider

Karbonn RebelKarbonn Rebel4.9 vs 5.7 overall

Better battery — wins narrowlyKarbonn Rebel: Better for Gaming

Plum Optimax 13Karbonn Rebel
LaunchJan 20194 Nov 2026
ChipsetSpreadtrum SC7731MediaTek Helio G81
Display10.1″ · IPS LCD6.75″ · LCD (other) · 90 Hz
Battery4,700 mAh7,000 mAh · 18W charging
Memory1GB / 8GB6GB / 128GB
Full comparison →
Karbonn Rebel ProKarbonn Rebel Pro4.9 vs 5.8 overall

Better battery — wins narrowlyKarbonn Rebel Pro: Better for Gaming

Plum Optimax 13Karbonn Rebel Pro
LaunchJan 20194 Nov 2026
ChipsetSpreadtrum SC7731MediaTek Helio G81
Display10.1″ · IPS LCD6.7″ · LCD (other) · 120 Hz
Battery4,700 mAh6,000 mAh · 20W charging
Memory1GB / 8GB6GB / 128GB
Full comparison →

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