Acer Stream vs LG K40

Compare recorded specifications, size and practical differences.

Acer Stream

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LG K40

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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.

Display technologyOLED versus LCDStream: OLED · K40: LCD
WeightStream: 10 g lighterStream: 140 g · K40: 150 g
WidthStream: 8.9 mm narrowerStream: 63 mm · K40: 71.9 mm
Screen diagonalStream: 2 in smaller diagonalStream: 3.7 in · K40: 5.7 in
ChipsetQualcomm QSD8250 Snapdragon S1 / Mediatek MT6762 Helio P22 (12 nm)Stream: Qualcomm QSD8250 Snapdragon S1 · K40: Mediatek MT6762 Helio P22 (12 nm)
DepthK40: 2.9 mm thinnerK40: 8.3 mm · Stream: 11.2 mm

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. K40
Height
153 mm
Width
71.9 mm
Depth
8.3 mm

Weight
150 g

Specifications

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Everyday essentials

Everyday essentials
Specification	Stream	K40
Dimensions (HxWxD)	119.5 Х 63 Х 11.2 mm	153 Х 71.9 Х 8.3 mm
Weight	140 g	150 g
Technology	Super AMOLED	IPS LCD
Screen size	3.7" inch	5.7" inch
Screen resolution	480 x 800 px	720 x 1440 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	32 GB 2/3 GB RAM
Memory card support	microSD up to 32 GB (dedicated slot) 8 GB included	microSD up to 512 GB (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.	1400 mAh Removable Li-Ion	3000 mAh Non-removable Li-Ion
Operating system OS	Android 2.1 (Eclair)	Android 8.1 (Oreo)
Chipset	Qualcomm QSD8250 Snapdragon S1	Mediatek MT6762 Helio P22 (12 nm)
NFC	Super AMOLED	Unknown
Headphone jack	Yes	Yes

Display

Display
Specification	Stream	K40
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	39.0 cm2	83.8 cm2
Screen format	5:3 (height:width)	18:9 (height:width)
Screen to body ratio	51.8%	76.2%
PPI /points per inch/	252 PPI	282 PPI

Camera and Video

Camera and Video
Specification	Stream	K40
Rear camera, main	5 MP Single	16 MP Single
Camera specs	5 MP AF	16 MP f/2.0 PDAF
Functions	Unknown	LED flash
Video	720p@24fps	1080p@30fps
Front camera, selfie	0 MP,	8 MP Single
Specifications	Super AMOLED	8 MP f/2.0

Performance

Performance
Specification	Stream	K40
Processor CPU	1.0 GHz Scorpion	Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU	Adreno 200	PowerVR GE8320
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	Unknown	75203

General specs

General specs
Specification	Stream	K40
Release date	2010 May	2019 February
Colors	Black	Black Platinum Blue
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)	Unknown
Body build	Unknown	Front glass plastic body

Communication and Connectivity

Communication and Connectivity
Specification	Stream	K40
SIM card	Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM	Single SIM (Nano-SIM)Dual SIM (Nano-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 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
Speed	HSPA 7.2/2 Mbps	HSPA LTE-A
GPRS	Class 10	Yes
Edge	Class 10	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n DLNA & UPnP technology	Wi-Fi 802.11 a/b/g/n/ac dual-band WiFi Direct 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	5.0 A2DP LE

Music and Audio

Music and Audio
Specification	Stream	K40
Radio	Stereo FM radio RDS	FM radio
Others	Dedicated music keys -Dolby Mobile	DTS: X Surround Sound -Active noise cancellation with dedicated mic

Other features

Other features
Specification	Stream	K40
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 Fingerprint (rear-mounted) accelerometer proximity - MIL-STD-810G compliant - Also known as LG K12+ LG K12 Plus LG X4 (2019)