Acer Stream vs Lava A51

Compare recorded specifications, size and practical differences.

Acer Stream

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Lava A51

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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.

WidthStream: 3 mm narrowerStream: 63 mm · A51: 66 mm
Screen diagonalStream: 0.8 in smaller diagonalStream: 3.7 in · A51: 4.5 in
ChipsetQualcomm QSD8250 Snapdragon S1 / Spreadtrum SC7731CStream: Qualcomm QSD8250 Snapdragon S1 · A51: Spreadtrum SC7731C
DepthA51: 1.3 mm thinnerA51: 9.9 mm · Stream: 11.2 mm
HeightStream: 16.5 mm shorterStream: 119.5 mm · A51: 136 mm
Release year2010 / 2016Stream: 2010 · A51: 2016

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. Stream
Height
119.5 mm
Width
63 mm
Depth
11.2 mm

Weight
140 g
2. A51
Height
136 mm
Width
66 mm
Depth
9.9 mm

Weight
Unknown

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	Stream	A51
Dimensions (HxWxD)	119.5 Х 63 Х 11.2 mm	136 Х 66 Х 9.9 mm
Weight	140 g	0 g
Technology	Super AMOLED	TFT
Screen size	3.7" inch	4.5" inch
Screen resolution	480 x 800 px	480 x 854 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	32 GB 512 MB RAM - Liquid M2208 GB	8 GB 512 MB RAM
Memory card support	microSD up to 32 GB (dedicated slot) 8 GB included	microSD up to 32 GB
BatteryCapacity is not battery life. No endurance test is implied.	1400 mAh Removable Li-Ion	1750 mAh Removable Li-Ion
Operating system OS	Android 2.1 (Eclair)	Android 6.0 (Marshmallow)
Chipset	Qualcomm QSD8250 Snapdragon S1	Spreadtrum SC7731C
NFC	Super AMOLED	Unknown
Headphone jack	Yes	Yes

Display

Display
Specification	Stream	A51
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	39.0 cm2	55.8 cm2
Screen format	5:3 (height:width)	16:9 (height:width)
Screen to body ratio	51.8%	62.2%
PPI /points per inch/	252 PPI	218 PPI

Camera and Video

Camera and Video
Specification	Stream	A51
Rear camera, main	5 MP Single	5 MP Single
Camera specs	5 MP AF	5 MP
Functions	Unknown	LED flash panorama
Video	720p@24fps	Yes
Front camera, selfie	0 MP,	0.3 MP Single
Specifications	Super AMOLED	VGA

Performance

Performance
Specification	Stream	A51
Processor CPU	1.0 GHz Scorpion	Quad-core 1.2 GHz
Graphics processor GPU	Adreno 200	Unknown

General specs

General specs
Specification	Stream	A51
Release date	2010 May	2016 October
Colors	Black	Gray Black Gold
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.	130 EUR	Unknown
Battery life	Stand by time- Up to 400 h (3G) Talking time- Up to 5 h (3G)	Stand by time- Up to 420 h (3G) Talking time- Up to 10 h 30 min (3G)

Communication and Connectivity

Communication and Connectivity
Specification	Stream	A51
SIM card	Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM	Dual 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 900 / 1800 - SIM 1 & SIM 2
Speed	HSPA 7.2/2 Mbps	HSPA
GPRS	Class 10	Yes
Edge	Class 10	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n DLNA & UPnP technology	Wi-Fi 802.11 b/g/n hotspot
GPS	Yes with A-GPS	Yes with A-GPS
USB	microUSB 2.0	microUSB 2.0
Bluetooth	Wi-Fi 802.11 a/b/g/n/ac A2DP	2.1 EDR

Music and Audio

Music and Audio
Specification	Stream	A51
Radio	Stereo FM radio RDS	FM radio
Others	Dedicated music keys -Dolby Mobile	Unknown

Other features

Other features
Specification	Stream	A51
Dop	Sensors Accelerometer proximity compass - Micro HDMI port -Dedicated search key -MP3/WAV/WMA/eAAC+ player -MP4/Xvid/WMV/H.264 player -Document viewer -Voice memo -Predictive text input - Also known as Acer Liquid Stream	Sensors Accelerometer For India