Celkon Q519 vs LG Harmony

Compare recorded specifications, size and practical differences.

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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.

  • Weight

    Harmony: 27.2 g lighter

    Q519:
    169 g
    Harmony:
    141.8 g
  • Width

    Q519: 3 mm narrower

    Q519:
    73.2 mm
    Harmony:
    76.2 mm
  • Screen diagonal

    Q519: 0.3 in smaller diagonal

    Q519:
    5 in
    Harmony:
    5.3 in
  • Chipset

    Q519:
    Spreadtrum 7731
    Harmony:
    Qualcomm MSM8917 Snapdragon 425 (28 nm)
  • Depth

    Harmony: 1.8 mm thinner

    Q519:
    9.4 mm
    Harmony:
    7.6 mm
  • Height

    Q519: 4.7 mm shorter

    Q519:
    145.2 mm
    Harmony:
    149.9 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.

  1. 1. Q519

    Height:
    145.2 mm
    Width:
    73.2 mm
    Depth:
    9.4 mm +1.8 mm versus Harmony
  2. 2. Harmony

    Height:
    149.9 mm +4.7 mm versus Q519
    Width:
    76.2 mm +3 mm versus Q519
    Depth:
    7.6 mm

Weight

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

  1. 1. Q519

    169 g

    +27.2 g versus Harmony

  2. 2. Harmony

    141.8 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.

  1. 1. Q519

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Harmony

    Screen diagonal:
    5.3 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    77.4 cm²

Harmony has approximately 12.4% more rectangular screen area than Q519.

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.

Q519: Original memory entry

4 GB · 512 MB RAM

Harmony: Original memory entry

16 GB · 1.5 GB RAM

Practical features

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

1. Q519

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

2. Harmony

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

Battery capacity

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

Recorded battery capacity

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

  1. 1. Q519

    2000 mAh

  2. 2. Harmony

    2800 mAh

    +800 mAh versus Q519

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. Q5192. Harmony

Everyday essentials
Everyday essentials — specifications for Q519, Harmony.
SpecificationQ519Harmony
Dimensions (HxWxD)
  • 145.2 Х 73.2 Х 9.4 mm
  • 149.9 Х 76.2 Х 7.6 mm
Weight
  • 169 g
  • 141.8 g
Technology Unknown
  • IPS LCD
Screen size
  • 5" inch
  • 5.3" inch
Screen resolution
  • 480 x 854 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 16 GB
  • 1.5 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 2800 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 7.0 (Nougat)
Chipset
  • Spreadtrum 7731
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Q519, Harmony.
SpecificationQ519Harmony
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 68.9 cm2
  • 77.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 64.8%
  • 67.8%
PPI /points per inch/
  • 196 PPI
  • 277 PPI
Camera and Video
Camera and Video — specifications for Q519, Harmony.
SpecificationQ519Harmony
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 2 MP
  • 5 MP
Performance
Performance — specifications for Q519, Harmony.
SpecificationQ519Harmony
Processor CPU
  • Quad-core 1.2 GHz
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • Mali-400
  • Adreno 308
General specs
General specs — specifications for Q519, Harmony.
SpecificationQ519Harmony
Release date
  • 2015
  • May
  • 2017
  • April
Colors
  • Black
  • White
  • Light Blue
  • Dark Blue
  • Green
  • Red
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 90 EUR
Battery life Unknown
  • Stand by time- Up to 350 h (3G) Talking time- Up to 14 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Q519, Harmony.
SpecificationQ519Harmony
SIM card
  • Dual SIM
  • Nano-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700)
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.46 W/kg (head) 0.52 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Q519, Harmony.
SpecificationQ519Harmony
Radio
  • FM radio
  • Yes
Other features
Other features — specifications for Q519, Harmony.
SpecificationQ519Harmony
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • proximity
  • compass - For Cricket Wireless