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Nokia C7 vs ZTE Obsidian

Compare recorded specifications, size and practical differences.

Nokia C7

Nokia C7

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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

    C7: 7.5 g lighter

    C7:
    130 g
    Obsidian:
    137.5 g
  • Width

    C7: 11.8 mm narrower

    C7:
    56.8 mm
    Obsidian:
    68.6 mm
  • Screen diagonal

    C7: 1 in smaller diagonal

    C7:
    3.5 in
    Obsidian:
    4.5 in
  • Height

    C7: 20.1 mm shorter

    C7:
    117.3 mm
    Obsidian:
    137.4 mm
  • Release year

    C7:
    2010
    Obsidian:
    2015

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
Front — relative 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. C7: height 117.3 mm; Width 56.8 mm. Obsidian: height 137.4 mm; Width 68.6 mm. C7: 117.3 × 56.8 mm 1 Obsidian: 137.4 × 68.6 mm 2
Side
Side — relative 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. C7: height 117.3 mm; Depth 10.5 mm. Obsidian: height 137.4 mm; Depth 10.2 mm. C7: 117.3 × 10.5 mm 1 Obsidian: 137.4 × 10.2 mm 2
  1. 1. C7

    Height:
    117.3 mm
    Width:
    56.8 mm
    Depth:
    10.5 mm
    Weight:
    130 g
  2. 2. Obsidian

    Height:
    137.4 mm +20.1 mm versus C7
    Width:
    68.6 mm +11.8 mm versus C7
    Depth:
    10.2 mm
    Weight:
    137.5 g

Weight

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

  1. 1. C7

    130 g

  2. 2. Obsidian

    137.5 g

    +7.5 g versus C7

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
Relative rectangular screen sizes; numbers match the phone labels below 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. C7: screen diagonal 3.5 in; aspect ratio (height:width) 16:9; approximate rectangular area 33.8 cm². Obsidian: screen diagonal 4.5 in; aspect ratio (height:width) 16:9; approximate rectangular area 55.8 cm². C7: 3.5 in, 16:9, About 33.8 cm² rectangular area 1 Obsidian: 4.5 in, 16:9, About 55.8 cm² rectangular area 2
  1. 1. C7

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    33.8 cm²
  2. 2. Obsidian

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

Obsidian has approximately 65.3% more rectangular screen area than C7.

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 for C7, Obsidian, compared at the same storage capacity.
StorageC7Obsidian
4 GB Unknown 1 GB RAM
C7: Original memory entry

8 GB · 256 MB RAM · 1 GB 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. C7

NFC:
See details Via software update
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. Obsidian

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

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. C7

    1200 mAh

  2. 2. Obsidian

    1800 mAh

    +600 mAh versus C7

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. C72. Obsidian

Everyday essentials
Everyday essentials — specifications for C7, Obsidian.
SpecificationC7Obsidian
Dimensions (HxWxD)
  • 117.3 Х 56.8 Х 10.5 mm
  • 137.4 Х 68.6 Х 10.2 mm
Weight
  • 130 g
  • 137.5 g
Technology
  • AMOLED
  • TFT
Screen size
  • 3.5" inch
  • 4.5" inch
Screen resolution
  • 360 x 640 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 256 MB RAM
  • 1 GB ROM
  • 4 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 1800 mAh
  • Removable Li-Ion
Operating system OS
  • Symbian^3
  • upgradable to Nokia Belle OS
  • Android 5.1 (Lollipop)
Chipset Unknown
  • Mediatek MT6735M (28 nm)
NFC
  • Via software update
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for C7, Obsidian.
SpecificationC7Obsidian
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 33.8 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 50.7%
  • 59.2%
PPI /points per inch/
  • 210 PPI
  • 218 PPI
Screen protection
  • Corning Gorilla Glass
Unknown
Camera and Video
Camera and Video — specifications for C7, Obsidian.
SpecificationC7Obsidian
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • 5 MP
Functions
  • Dual-LED flash
  • LED flash
Video
  • 720p@25fps
  • 720p@30fps (via SW update)
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • VGA
  • 2 MP
Performance
Performance — specifications for C7, Obsidian.
SpecificationC7Obsidian
Processor CPU
  • 680 MHz ARM 11
  • Quad-core 1.0 GHz Cortex-A53
Graphics processor GPU
  • Broadcom BCM2727
  • Mali-T720MP2
General specs
General specs — specifications for C7, Obsidian.
SpecificationC7Obsidian
Release date
  • 2010
  • September
  • 2015
  • August
Colors
  • Charcoal Black
  • Frosty metal
  • Mahogany brown
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 130 EUR
Battery life
  • Stand by time- Up to 552 h (2G) / Up to 648 h (3G) Talking time- Up to 9 h 30 min (2G) / Up to 5 h (3G) Music play - Up to 54 h
  • Stand by time- Up to 252 h (3G) Talking time- Up to 6 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for C7, Obsidian.
SpecificationC7Obsidian
SIM card
  • Mini-SIM
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 12(700)
Speed
  • HSPA 10.2/2 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE
GPRS
  • Class 32
  • Yes
Edge
  • Class 32
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS; Ovi Maps 3.0
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 1.03 W/kg (head) 0.83 W/kg (body) SAR EU - 0.73 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for C7, Obsidian.
SpecificationC7Obsidian
Radio
  • Stereo FM radio
  • RDS; FM trans
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for C7, Obsidian.
SpecificationC7Obsidian
Dop
  • Sensors Accelerometer
  • proximity
  • compass - Web TV -TV-out -MP3/WMA/WAV/eAAC+ player -DivX/XviD/MP4/H.264/WMV player -Quickoffice document viewer (Word
  • Excel
  • PowerPoint
  • PDF) -Adobe Reader -Voice memo/dial/command -Predictive text input
  • Sensors Accelerometer