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LG U vs TECNO Spark CM

Compare recorded specifications, size and practical differences.

LG U

LG U

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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.

  • WeightU: 37 g lighterU: 135 g · Spark CM: 172 g
  • WidthSpark CM: 1.5 mm narrowerSpark CM: 71.7 mm · U: 73.2 mm
  • Screen diagonalU: 0.5 in smaller diagonalU: 5.2 in · Spark CM: 5.7 in
  • DepthSpark CM: 2.1 mm thinnerSpark CM: 5.6 mm · U: 7.7 mm
  • HeightU: 4.6 mm shorterU: 147.6 mm · Spark CM: 152.2 mm
  • Release year2016 / 2017U: 2016 · 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
U: 147.6 × 73.2 mm 1 Spark CM: 152.2 × 71.7 mm 2
Side
U: 147.6 × 7.7 mm 1 Spark CM: 152.2 × 5.6 mm 2
  1. 1. U
    Height
    147.6 mm
    Width
    73.2 mm+1.5 mm versus Spark CM
    Depth
    7.7 mm+2.1 mm versus Spark CM
    Weight
    135 g
  2. 2. Spark CM
    Height
    152.2 mm+4.6 mm versus U
    Width
    71.7 mm
    Depth
    5.6 mm
    Weight
    172 g
Weight

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

  1. 1. U135 g
  2. 2. Spark CM172 g

    +37 g versus U

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.

Screen size
U: 5.2 in, 16:9, About 74.5 cm² rectangular area 1 Spark CM: 5.7 in, 18:9, About 83.8 cm² rectangular area 2
  1. 1. U 5.2 in · 16:9 About 74.5 cm² rectangular area
  2. 2. Spark CM 5.7 in · 18:9 About 83.8 cm² rectangular area

Spark CM has approximately 12.5% more rectangular screen area than U.

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
StorageUSpark CM
16 GB Not recorded 2 GB RAM
32 GB 2 GB RAM Not recorded

Practical features

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

1. U

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD · up to 256 GB

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. 1. U3000 mAh
  2. 2. Spark CM3050 mAh

    +50 mAh versus U

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. U2. Spark CM

Everyday essentials
Everyday essentials
SpecificationUSpark CM
Dimensions (HxWxD)
  • 147.6 Х 73.2 Х 7.7 mm
  • 152.2 Х 71.7 Х 5.6 mm
Weight
  • 135 g
  • 172 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.2" inch
  • 5.7" inch
Screen resolution
  • 1080 x 1920 px
  • 720 x 1440 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 2 GB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 32 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Ion
  • 3050 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 7.0 (Nougat)
Chipset Unknown
  • Mediatek MT6737
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationUSpark CM
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 74.5 cm2
  • 83.8 cm2
Screen format
  • 16:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 69.0%
  • 76.8%
PPI /points per inch/
  • 424 PPI
  • 282 PPI
Screen protection Unknown
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video
SpecificationUSpark CM
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 13 MP
  • f/2.0
  • AF
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 8 MP
  • 8 MP
Performance
Performance
SpecificationUSpark CM
Processor CPU
  • Octa-core 1.14 GHz
  • Quad-core 1.3 GHz Cortex-A53
Graphics processor GPU Unknown
  • Mali-T720MP2
General specs
General specs
SpecificationUSpark CM
Release date
  • 2016
  • October
  • 2017
  • December
Colors
  • White
  • Black
  • Pink
  • Midnight Black
  • Champagne Gold
Communication and Connectivity
Communication and Connectivity
SpecificationUSpark CM
SIM card
  • Nano-SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 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
  • HSPA
  • LTE
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
  • 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
  • 4.0
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio
SpecificationUSpark CM
Radio
  • No
  • FM radio
Other features
Other features
SpecificationUSpark CM
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity