Amoi E78 vs i-mate JAM

Compare recorded specifications, size and practical differences.

Amoi E78

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i-mate JAM

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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.

WidthJAM: 3 mm narrowerJAM: 58 mm · E78: 61 mm
Screen diagonalE78: 0.34 in smaller diagonalE78: 2.46 in · JAM: 2.8 in
DepthE78: 5.3 mm thinnerE78: 12.7 mm · JAM: 18 mm
HeightJAM: 7 mm shorterJAM: 108 mm · E78: 115 mm
Release year2007 / 2004E78: 2007 · JAM: 2004

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. E78
Height
115 mm
Width
61 mm
Depth
12.7 mm

Weight
150 g
2. JAM
Height
108 mm
Width
58 mm
Depth
18 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	E78	JAM
Dimensions (HxWxD)	115 Х 61 Х 12.7 mm	108 Х 58 Х 18 mm
Weight	150 g	150 g
Technology	TFT	TFT
Screen size	2.46" inch	2.8" inch
Screen resolution	240 x 320 px	240 x 320 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	64 MB	64 MB RAM
Memory card support	microSD (dedicated slot)	SDIO/MMC up to 2 GB
BatteryCapacity is not battery life. No endurance test is implied.	1100 mAh Removable Li-Ion	1200 mAh Removable Li-Ion
Operating system OS	Microsoft Windows Mobile 5.0 PocketPC	Microsoft Windows Mobile 2003 SE PocketPC
NFC	Super AMOLED	Unknown
Headphone jack	panorama	No

Display

Display
Specification	E78	JAM
Touchscreen	resistive touchscreen	resistive touchscreen
Display colors	65K	65K
Screen area	18.7 cm2	24.3 cm2
Screen format	4:3 (height:width)	4:3 (height:width)
Screen to body ratio	26.7%	38.8%
PPI /points per inch/	163 PPI	143 PPI

Camera and Video

Camera and Video
Specification	E78	JAM
Rear camera, main	2 MP Single	1.3 MP Single
Camera specs	2 MP	1.3 MP
Video	Yes	Yes
Front camera, selfie	0 MP,	0 MP,
Specifications	Super AMOLED	Unknown

Performance

Performance
Specification	E78	JAM
Processor CPU	Super AMOLED	Intel PXA272 416 MHz

General specs

General specs
Specification	E78	JAM
Release date	2007	2004 Q4
Colors	Black	Stylish black and silver
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.	Unknown	260 EUR
Battery life	Unknown	Stand by time- Up to 180 h Talking time- Up to 3 h 30 min

Communication and Connectivity

Communication and Connectivity
Specification	E78	JAM
SIM card	Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM	Mini-SIM
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE	Unknown
Speed	Super AMOLED	Unknown
GPRS	Yes	Class 10
Edge	Yes	No
Wi-Fi	panorama	No
GPS	panorama	No
USB	panorama	Proprietary
Bluetooth	Quad-core 1.25 GHz Cortex-A53 A2DP	Yes

Music and Audio

Music and Audio
Specification	E78	JAM
Radio	panorama	No
Others	Unknown	Handwriting recognition

Other features

Other features
Specification	E78	JAM
Dop	File transfer -Organizer -Task synchronizing -Pocket Office	Infrared port - Pocket Office -Voice memo -MP3/AAC player -Predictive text input - Produced by HTC. Functionally identical to Qtek S100 O2 XDA II mini and T-Mobile MDA Compact.