Home/Karbonn/Karbonn K707 Spy II vs Nokia E51
Karbonn K707 Spy II

Karbonn K707 Spy II

#9369
Nokia E51

Nokia E51

#8766

Category Breakdown

Karbonn K707 Spy II
Nokia E51
Performance
5.333.5
Camera
39.610.0
Display
21.239.1
Battery
17.411.2
Build
0.215.9
Connectivity
9.415.4
Audio
8.98.9
Overall
12.514.2

Summary

  • The Karbonn K707 Spy II features a 2.4-inch TFT display with a resolution of 240 x 320 pixels and a pixel density of approximately 167 ppi, while the Nokia E51 has a slightly smaller 2.0-inch TFT display with the same resolution but a higher pixel density of about 200 ppi.
  • In terms of performance, the K707 has no RAM, whereas the E51 is equipped with 130MB of RAM and a 369 MHz ARM 11 CPU, providing better multitasking capabilities.
  • The K707 has a 1.3 MP rear camera, while the E51 offers a 2 MP rear camera with video recording capabilities.
  • The K707 is powered by an 1800 mAh battery, surpassing the E51's 1050 mAh capacity.
  • Both devices lack advanced software features, but the E51 runs on Symbian OS, offering a more robust software experience compared to the K707.

Side-by-side Specification Comparison

Karbonn K707 Spy II
Nokia E51

General

Release Date

2012
2007

Announced

2012
2007

Description

N/A
N/A

Display

Size

2.4"
2"

Type

TFT, 65K colors
TFT, 16M colors

Resolution

240 x 320 pixels, 4:3 ratio (~167 ppi density)
240 x 320 pixels, 4:3 ratio (~200 ppi density)

PPI

240
240

Refresh Rate

60Hz
60Hz

HDR Support

Protection

N/A
N/A

Performance

Chipset

N/A
N/A

CPU

N/A
369 MHz ARM 11

GPU

N/A
N/A

Memory

N/A
130MB 96MB RAM

Expandable Storage

Card Slot

microSDHC (dedicated slot)
microSDHC (dedicated slot)

Camera

Main Camera

1.3 MP
2 MP

Main Camera Features

N/A
N/A

Front Camera

N/A
N/A

Front Camera Features

N/A
N/A

Video Recording

Yes
320p@15fps

Selfie Video

N/A
N/A

Optical Stabilization

Night Mode

Raw Photo Support

Battery

Capacity

1800 mAh
1050 mAh

Battery Details

Li-Ion 1800 mAh battery
Removable Li-Ion 1050 mAh battery ( BP-6MT)

Charging Details

N/A
N/A

Fast Charging

Wireless Charging

Build & Safety

Dimensions

118.9 x 49.8 x 15.7 mm (4.68 x 1.96 x 0.62 in)
114.8 x 46 x 12 mm, 61 cc (4.52 x 1.81 x 0.47 in)

Weight

100 g
100 g

Materials

N/A
N/A

Colors

Black/Silver, Black/Red
Black, Silver

Foldable

SAR

N/A
1.38 W/kg (head)     0.75 W/kg (body)

Connectivity

SIM

Dual SIM (Mini-SIM)
Mini-SIM

Network

GSM
GSM / HSPA

Network Speed

N/A
HSPA 3.6/0.384 Mbps

5G

4G

WiFi

No
Wi-Fi 802.11b/g, VoIP over WLAN

Bluetooth

2.0
2.0, A2DP

NFC

USB

microUSB
miniUSB 2.0

IR Blaster

Headphone Jack

Radio

Positioning

No
No

Audio

Stereo Speakers

Loudspeaker

Yes
Yes

Audio Jack

Yes
No

Software & Security

Operating System

N/A
Symbian OS 9.2, Series 60 v3.1 UI

Fingerprint

Face Unlock

Sensors

N/A
N/A