Amoi E850 vs TECNO Spark CM

Compare recorded specifications, size and practical differences.

Amoi E850

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TECNO Spark CM

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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: 64 g lighterE850: 108 g · Spark CM: 172 g
WidthE850: 17.7 mm narrowerE850: 54 mm · Spark CM: 71.7 mm
Screen diagonalE850: 3.3 in smaller diagonalE850: 2.4 in · Spark CM: 5.7 in
DepthSpark CM: 14.4 mm thinnerSpark CM: 5.6 mm · E850: 20 mm
HeightE850: 50.2 mm shorterE850: 102 mm · Spark CM: 152.2 mm
Release year2006 / 2017E850: 2006 · Spark CM: 2017

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. E850
Height
102 mm
Width
54 mm
Depth
20 mm+14.4 mm versus Spark CM

Weight
108 g
2. Spark CM
Height
152.2 mm+50.2 mm versus E850
Width
71.7 mm+17.7 mm versus E850
Depth
5.6 mm

Weight
172 g

Weight

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

1. E850108 g
2. Spark CM172 g

+64 g versus E850

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. E850 Screen geometry unavailable or conflicting
2. Spark CM 5.7 in · 18:9 About 83.8 cm² rectangular area

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.

Recorded RAM by storage capacity and phone
Storage	E850	Spark CM
16 GB	Unknown	2 GB RAM

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. E850

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

2. Spark CM

NFC: Unknown
Headphone jack: Yes
Memory card support: See details microSD · up to 32 GB

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. E8501100 mAh
2. Spark CM3050 mAh

+1950 mAh versus E850

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. E8502. Spark CM

Everyday essentials

Everyday essentials
Specification	E850	Spark CM
Dimensions (HxWxD)	102 Х 54 Х 20 mm	152.2 Х 71.7 Х 5.6 mm
Weight	108 g	172 g
Technology	TFT	IPS LCD
Screen size	2.4" inch	5.7" inch
Screen resolution	204 x 320 px	720 x 1440 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	64 MB RAM 128 MB ROM	16 GB 2 GB RAM
Memory card support	microSD (dedicated slot)	microSD up to 32 GB
BatteryCapacity is not battery life. No endurance test is implied.	1100 mAh Removable Li-Ion	3050 mAh Non-removable Li-Ion
Operating system OS	Microsoft Windows Mobile 5.0 for PocketPC Phone Edition	Android 7.0 (Nougat)
Chipset	Unknown	Mediatek MT6737
NFC	Super AMOLED	Unknown
Headphone jack	panorama	Yes

Display

Display
Specification	E850	Spark CM
Touchscreen	resistive touchscreen	capacitive touchscreen
Display colors	Super AMOLED	16M
Screen area	16.8 cm2	83.8 cm2
Screen format	16:9 (height:width)	18:9 (height:width)
Screen to body ratio	130.6 g	76.8%
PPI /points per inch/	0 PPI	282 PPI
Screen protection	Unknown	Corning Gorilla Glass (unspecified version)

Camera and Video

Camera and Video
Specification	E850	Spark CM
Rear camera, main	2 MP Single	13 MP Single
Camera specs	2 MP	13 MP f/2.0 AF
Functions	Dual-LED flash	LED flash
Video	Yes	1080p@30fps
Front camera, selfie	0 MP,	8 MP Single
Specifications	Super AMOLED	8 MP

Performance

Performance
Specification	E850	Spark CM
Processor CPU	Intel XScale PXA 272 312 MHz	Quad-core 1.3 GHz Cortex-A53
Graphics processor GPU	Unknown	Mali-T720MP2

General specs

General specs
Specification	E850	Spark CM
Release date	2006 Q2	2017 December
Colors	Black	Midnight Black Champagne Gold
Battery life	Stand by time- Up to 150 h Talking time- Up to 4 h	Unknown

Communication and Connectivity

Communication and Connectivity
Specification	E850	Spark CM
SIM card	Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM	Dual SIM (Micro-SIM dual stand-by)
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 850 / 900 / 2100 -4G - LTE band 1(2100) 3(1800) 8(900) 40(2300) 41(2500)
Speed	Super AMOLED	HSPA LTE-A
GPRS	Class 10	Yes
Edge	panorama	Yes
Wi-Fi	panorama	Wi-Fi 802.11 a/b/g/n/ac dual-band WiFi Direct hotspot
GPS	panorama	Yes with A-GPS
USB	HSPA 21.1/5.76 Mbps	microUSB 2.0
Bluetooth	Quad-core 1.25 GHz Cortex-A53	4.2 A2DP LE

Music and Audio

Music and Audio
Specification	E850	Spark CM
Radio	panorama	FM radio
Others	Handwriting recognition	Unknown

Other features

Other features
Specification	E850	Spark CM
Dop	Super AMOLED Infrared port - Pocket Office -Media player -PC Sync -Voice memo -Organizer -World Time	Sensors Fingerprint (rear-mounted) accelerometer proximity