Karbonn A30 vs OnePlus 6T

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

    6T: 95 g lighter

    A30:
    280 g
    6T:
    185 g
  • Width

    6T: 16.2 mm narrower

    A30:
    91 mm
    6T:
    74.8 mm
  • Screen diagonal

    A30: 0.51 in smaller diagonal

    A30:
    5.9 in
    6T:
    6.41 in
  • Rear camera layout

    A30:
    Single
    6T:
    Dual
  • Depth

    6T: 2.5 mm thinner

    A30:
    10.7 mm
    6T:
    8.2 mm
  • Height

    6T: 8.5 mm shorter

    A30:
    166 mm
    6T:
    157.5 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. A30

    Height:
    166 mm +8.5 mm versus 6T
    Width:
    91 mm +16.2 mm versus 6T
    Depth:
    10.7 mm +2.5 mm versus 6T
  2. 2. 6T

    Height:
    157.5 mm
    Width:
    74.8 mm
    Depth:
    8.2 mm

Weight

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

  1. 1. A30

    280 g

    +95 g versus 6T

  2. 2. 6T

    185 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. A30

    Screen diagonal:
    5.9 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    99.1 cm²
  2. 2. 6T

    Screen diagonal:
    6.41 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.9 cm²

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.

A30: Original memory entry

4 GB · 512 MB RAM

6T: Original memory entry

256 GB · 8 GB RAM · 128 GB · 6/8 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. A30

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

2. 6T

NFC:
Yes
Headphone jack:
No
Memory card support:
No

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. A30

    2500 mAh

  2. 2. 6T

    3700 mAh

    +1200 mAh versus A30

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. A302. 6T

Everyday essentials
Everyday essentials — specifications for A30, 6T.
SpecificationA306T
Dimensions (HxWxD)
  • 166 Х 91 Х 10.7 mm
  • 157.5 Х 74.8 Х 8.2 mm
Weight
  • 280 g
  • 185 g
Technology
  • TFT
  • Optic AMOLED
Screen size
  • 5.9" inch
  • 6.41" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 256 GB
  • 8 GB RAM
  • 128 GB
  • 6/8 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2500 mAh
  • Li-Ion
  • 3700 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.0.4 (Ice Cream Sandwich)
  • Android 9.0 (Pie); OxygenOS 9.0.5
Chipset Unknown
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • No
Display
Display — specifications for A30, 6T.
SpecificationA306T
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 99.1 cm2
  • 100.9 cm2
Screen format
  • 5:3 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 65.6%
  • 85.6%
PPI /points per inch/
  • 158 PPI
  • 402 PPI
Screen protection Unknown
  • Corning Gorilla Glass 6
Camera and Video

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Camera and Video — specifications for A30, 6T.
SpecificationA306T
Rear camera, main
  • 8 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 8 MP
  • AF
  • 16 MP
  • f/1.7
  • 25mm (wide)
  • 1/2.6''
  • 1.22µm
  • OIS
  • PDAF -20 MP (16 MP effective)
  • 1/2.8''
  • 1.0µm
  • PDAF
Functions
  • LED flash
  • Auto-HDR
  • gyro-EIS
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 1.3 MP
  • 16 MP
  • f/2.0
  • 25mm (wide)
  • 1/3.1''
  • 1.0µm
DxOMark Main Score * Unknown
  • 98
DxOMark Photo * Unknown
  • 101
DxOMark Video * Unknown
  • 91
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for A30, 6T.
SpecificationA306T
Processor CPU
  • Dual-core 1.0 GHz
  • Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
Graphics processor GPU Unknown
  • Adreno 630
Antutu 7 score * Unknown
  • 293212
GeekBench 4 Single Core * Unknown
  • 2372
GeekBench 4 Multi-Core * Unknown
  • 8842
GeekBench 4 RenderScript * Unknown
  • 13163
Antutu 8 score * Unknown
  • 362575
GeekBench 5 Single Core * Unknown
  • 500
GeekBench 5 Multi-Core * Unknown
  • 2245
General specs
General specs — specifications for A30, 6T.
SpecificationA306T
Release date
  • 2012
  • 2018
  • October
Colors
  • Black/White
  • Thunder Purple
  • Mirror Black
  • Midnight Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 160 EUR
  • 550 EUR
Battery life
  • Stand by time- Up to 600 h Talking time- Up to 10 h
Unknown
Body build Unknown
  • Front/back glass
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for A30, 6T.
SpecificationA306T
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 / 1900 & TD-SCDMA -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 12(700)
  • 13(700)
  • 17(700)
  • 18(800)
  • 19(800)
  • 20(800)
  • 25(1900)
  • 26(850)
  • 28(700)
  • 29(700)
  • 30(2300)
  • 32(1500)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • 46
  • 66(1700/2100)
  • 71(600) - Europe
  • North America LTE band 1(2100)
  • 66(1700/2100) - India
  • China
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (5CA) Cat16 1024/150 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • GALILEO
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 2.0
  • 5.0
  • A2DP
  • aptX HD
  • LE
Harmful irradiation
  • SAR EU - 0.46 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for A30, 6T.
SpecificationA306T
Radio
  • FM radio
  • No
Others Unknown
  • DCI-P3
  • Active noise cancellation with dedicated mic -Dirac HD sound
Other features
Other features — specifications for A30, 6T.
SpecificationA306T
Dop
  • Sensors Accelerometer
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 5V/4A 20W