Celkon A20 vs i-mate JAMin

Compare recorded specifications, size and practical differences.

Celkon A20

Replace A20

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i-mate JAMin

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

Screen diagonalJAMin: 1.2 in smaller diagonalJAMin: 2.8 in · A20: 4 in
Release year2013 / 2006A20: 2013 · JAMin: 2006

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

Front

Side

1. A20
Height
Unknown
Width
Unknown
Depth
Unknown

Weight
Unknown

Unavailable dimensions are omitted from the drawing.
2. JAMin
Height
108 mm
Width
58 mm
Depth
18.2 mm

Weight
150 g

Specifications

Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

Everyday essentials

Everyday essentials
Specification	A20	JAMin
Dimensions (HxWxD)	Х Х mm	108 Х 58 Х 18.2 mm
Weight	0 g	150 g
Technology	TFT	TFT
Screen size	4" inch	2.8" inch
Screen resolution	480 x 800 px	240 x 320 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	256 MB 512 MB RAM	64 MB RAM 128 MB ROM
Memory card support	microSD up to 32 GB (dedicated slot)	SD/MMC up to 2 GB
BatteryCapacity is not battery life. No endurance test is implied.	1500 mAh Li-Ion	1200 mAh Removable Li-Po
Operating system OS	Android 4.2.0 (Jelly Bean)	Microsoft Windows Mobile 5.0 PocketPC
Chipset	Unknown	TI OMAP 850
Headphone jack	Yes	No

Display

Display
Specification	A20	JAMin
Touchscreen	capacitive touchscreen	resistive touchscreen
Display colors	Unknown	65K
Screen area	45.5 cm2	24.3 cm2
Screen format	5:3 (height:width)	4:3 (height:width)
Screen to body ratio	Unknown	38.8%
PPI /points per inch/	233 PPI	143 PPI

Camera and Video

Camera and Video
Specification	A20	JAMin
Rear camera, main	3.15 MP Single	2 MP Single
Camera specs	3.15 MP	2 MP
Video	Yes	CIF
Front camera, selfie	0.3 MP Single	0 MP,
Specifications	VGA	Unknown

Performance

Performance
Specification	A20	JAMin
Processor CPU	Dual-core 1.2 GHz	200 MHz ARM926EJ-S

General specs

General specs
Specification	A20	JAMin
Release date	2013 August	2006 Q1
Colors	Black	Stylish black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.	60 EUR	220 EUR

Communication and Connectivity

Communication and Connectivity
Specification	A20	JAMin
SIM card	Dual SIM (Mini-SIM)	Mini-SIM
Network	Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2	Unknown
Speed	Yes 384 kbps	Unknown
GPRS	Class 12	Class 10
Edge	Class 12	Class 10
Wi-Fi	Wi-Fi 802.11 b/g/n	Wi-Fi 802.11b/g
GPS	No	No
USB	microUSB 2.0	miniUSB
Bluetooth	Yes	2.0
Harmful irradiation	SAR EU - 0.88 W/kg (head) 0.60 W/kg (body)	Unknown

Music and Audio

Music and Audio
Specification	A20	JAMin
Radio	Unknown	No
Others	Unknown	Handwriting recognition

Other features

Other features
Specification	A20	JAMin
Dop	Sensors Proximity gyro	Infrared port - Pocket Office -Voice memo -MP3/AAC player - Produced by HTC. Functionally identical to Qtek S200 O2 XDA Neo.