Acer M900 vs Amoi E850

Compare recorded specifications, size and practical differences.

Acer M900

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Amoi E850

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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.

WeightE850: 80 g lighterE850: 108 g · M900: 188 g
WidthE850: 8 mm narrowerE850: 54 mm · M900: 62 mm
Screen diagonalE850: 1.4 in smaller diagonalE850: 2.4 in · M900: 3.8 in
DepthM900: 2.9 mm thinnerM900: 17.1 mm · E850: 20 mm
HeightE850: 17 mm shorterE850: 102 mm · M900: 119 mm
Release year2009 / 2006M900: 2009 · E850: 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. M900
Height
119 mm+17 mm versus E850
Width
62 mm+8 mm versus E850
Depth
17.1 mm

Weight
188 g
2. E850
Height
102 mm
Width
54 mm
Depth
20 mm+2.9 mm versus M900

Weight
108 g

Weight

Bars start at zero and share a scale within this chart.

1. M900188 g

+80 g versus E850
2. E850108 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

At least two phones need compatible screen dimensions for a drawing.

1. M900 3.8 in · 5:3 About 41.1 cm² rectangular area
2. E850 Screen geometry unavailable or conflicting

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

M900: Original memory entry

Super AMOLED

E850: Original memory entry

64 MB RAM · 128 MB ROM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. M900

NFC: See details Super AMOLED
Headphone jack: See details panorama
Memory card support: See details microSD (dedicated slot)

2. E850

NFC: See details Super AMOLED
Headphone jack: See details panorama
Memory card support: See details microSD (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded capacity

Bars start at zero and share a scale within this chart.

1. M9001530 mAh

+430 mAh versus E850
2. E8501100 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. M9002. E850

Everyday essentials

Everyday essentials
Specification	M900	E850
Dimensions (HxWxD)	119 Х 62 Х 17.1 mm	102 Х 54 Х 20 mm
Weight	188 g	108 g
Technology	TFT	TFT
Screen size	3.8" inch	2.4" inch
Screen resolution	480 x 800 px	204 x 320 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	Super AMOLED	64 MB RAM 128 MB ROM
Memory card support	microSD (dedicated slot)	microSD (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.	1530 mAh Removable Li-Ion	1100 mAh Removable Li-Ion
Operating system OS	Microsoft Windows Mobile 6.1 Professional	Microsoft Windows Mobile 5.0 for PocketPC Phone Edition
NFC	Super AMOLED	Super AMOLED
Headphone jack	panorama	panorama

Display

Display
Specification	M900	E850
Touchscreen	resistive touchscreen	resistive touchscreen
Display colors	65K	Super AMOLED
Screen area	41.1 cm2	16.8 cm2
Screen format	5:3 (height:width)	16:9 (height:width)
Screen to body ratio	55.7%	130.6 g
PPI /points per inch/	246 PPI	0 PPI

Camera and Video

Camera and Video
Specification	M900	E850
Rear camera, main	5 MP Single	2 MP Single
Camera specs	5 MP AF	2 MP
Functions	Dual-LED flash	Dual-LED flash
Video	Yes	Yes
Front camera, selfie	0.3 MP Single	0 MP,
Specifications	VGA videocall camera	Super AMOLED

Performance

Performance
Specification	M900	E850
Processor CPU	533 MHz Samsung S3C 6410	Intel XScale PXA 272 312 MHz

General specs

General specs
Specification	M900	E850
Release date	2009 February	2006 Q2
Colors	Black	Black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.	250 EUR	Unknown
Battery life	Stand by time- Up to 470 h Talking time- Up to 4 h	Stand by time- Up to 150 h Talking time- Up to 4 h

Communication and Connectivity

Communication and Connectivity
Specification	M900	E850
SIM card	Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM	Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
Speed	HSPA 7.2/2 Mbps	Super AMOLED
GPRS	Class 10	Class 10
Edge	Class 10	panorama
Wi-Fi	Wi-Fi 802.11 b/g/n	panorama
GPS	Yes SiRF Star III chipset	panorama
USB	miniUSB	HSPA 21.1/5.76 Mbps
Bluetooth	microUSB 2.0 A2DP	Quad-core 1.25 GHz Cortex-A53
Harmful irradiation	SAR - 0.43 W/kg (head) 0.92 W/kg (body)	Unknown

Music and Audio

Music and Audio
Specification	M900	E850
Radio	FM radio	panorama
Others	Handwriting recognition	Handwriting recognition

Other features

Other features
Specification	M900	E850
Dop	Sensors Fingerprint (front-mounted) Pocket Office -Voice memo -MP3 player -Predictive text input	Super AMOLED Infrared port - Pocket Office -Media player -PC Sync -Voice memo -Organizer -World Time