Zen Z90 vs RK Mobile RK1500

Comparing the Zen Z90 vs RK Mobile RK1500 across camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Rear Camera: Zen Z90 offers a higher rear camera resolution with 3 MP, while RK Mobile RK1500 offers 0.3 MP, making Zen Z90 better for rear camera photography.

Battery: Zen Z90 offers a higher battery capacity with 850 mAh, while RK Mobile RK1500 offers 1000 mAh, making Zen Z90 better for longer battery life.

Storage: RK Mobile RK1500 offers higher internal storage with 4 GB, while Zen Z90 offers 100 GB, making RK Mobile RK1500 the better option for storage.

Zen Z90

₹9,999

(Discontinued)

RK Mobile RK1500

(Discontinued)

Summary

Release Date

10 Feb, 2010

14 Sep, 2010

16 Jul, 2026

User Ratings

3.6/5

(27 ratings)

N/A

Compare Prices

Not Available in any store

₹8,599

@ Amazon

User Feedback

General

Launch Date

N/A

Jul 16, 2026

(Official)

Operating System

N/A

Android v15

Custom UI

N/A

Android Go

Performance

Chipset

N/A

Unisoc T7100

Processor

N/A

Octa core

1.8 GHz, Quad core, Cortex A75 1.2 GHz, Quad core, Cortex A55

Architecture (The higher, the better)

N/A

64 bit

Fabrication (The lower, the better)

N/A

12 nm

Graphics (GPU)

N/A

PowerVR GE8322

RAM

N/A

3 GB / 4 GB

RAM Type

N/A

LPDDR4X

Display

Display Type

TFT

LCD

IPS LCD

Screen Size

2.4 inches (6.1 cm)

N/A

6.56 inches (16.66 cm)

Resolution

240x320 px

N/A

Brightness

N/A

400 nits

Refresh Rate

N/A

90 Hz

Pixel Density

167 ppi

N/A

269 ppi

Display Colour

262k

N/A

Design

Thickness

N/A

8.49 mm

Rear Camera

Resolution

3 MP
Primary Camera

0.3 MP
Primary Camera

8 MP
Primary Cameraf/2GC08A8 1.12µm pixel size

OIS

N/A

Flash

N/A

Yes

Yes LED Flash

Image Resolution

2048 x 1536 Pixels

N/A

Camera Features

Digital Zoom

Digital Zoom
Smile detection

Digital Zoom

Front Camera

Resolution

N/A

5 MP
Primary Camera1.12µm pixel size

Flash

N/A

Battery

Capacity

850 mAh

1000 mAh

5000 mAh

Battery Type

Li-ion

N/A

TalkTime

Up to 3 Hours(2G)

N/A

Quick Charging

N/A

Yes 10W

Storage

Internal Storage

100 MB

4 MB

64 GB

Storage Type

N/A

eMMC 5.0

Expandable Storage

Yes Up to 4 GB

Yes Up to 2 GB

N/A

Network & Connectivity

SIM Slot(s)

Dual SIM

Single SIM

Network Support

5G Not Supported

5G Not Supported 4G

VoLTE

N/A

Yes

Wi-Fi

N/A

Yes Wi-Fi 4 (802.11 n)

Bluetooth

Yes

IR Blaster

N/A

Yes

Multimedia

Video Player

Yes Video Formats: 3GP MPEG4

Yes Video Formats: 3GP

N/A

Ring Tone

Music ringtones Vibration

N/A

Music

Yes Music Formats: MIDI MP3

Yes Music Formats: Yes MP3 Player

N/A

Sensors

Fingerprint Sensor

N/A

Yes

Fingerprint Sensor Position

N/A

Side

Games

Yes

N/A

Browser

Yes WAP

Yes

N/A

Phone Book

Yes 1000 Entries with Picture ID and Rind ID Limited 2000 entries

Yes

N/A

SMS

Yes SMS Storage 1000

Yes

N/A

MMS

Yes

N/A

Other Facilities

Square Shaped Twist and Slide Design User Friendly Loaded with Multimedia Features Push to talk Voice Dialling Commands Motion Sensor Speed Dial Alarm Calender Calculator To-Do World Clock Convertor Stopwatch Document Viewer(Support)

N/A

Compare Prices

Not Available in any store

₹8,599

@ Amazon