Gionee Dream D1 vs Panasonic T21

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.

  • Display technology

    OLED versus LCD

    Dream D1:
    OLED
    T21:
    LCD
  • Width

    T21: 3.5 mm narrower

    Dream D1:
    67 mm
    T21:
    63.5 mm
  • Screen diagonal

    T21: 0.65 in smaller diagonal

    Dream D1:
    4.65 in
    T21:
    4 in
  • Depth

    Dream D1: 0.6 mm thinner

    Dream D1:
    8.6 mm
    T21:
    9.2 mm
  • Height

    T21: 17.4 mm shorter

    Dream D1:
    130 mm
    T21:
    112.6 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. Dream D1

    Height:
    130 mm +17.4 mm versus T21
    Width:
    67 mm +3.5 mm versus T21
    Depth:
    8.6 mm
    Weight:
    Unknown
  2. 2. T21

    Height:
    112.6 mm
    Width:
    63.5 mm
    Depth:
    9.2 mm +0.6 mm versus Dream D1
    Weight:
    120 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. Dream D1

    Screen diagonal:
    4.65 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    59.6 cm²
  2. 2. T21

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

Dream D1 has approximately 30.9% more rectangular screen area than T21.

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 Dream D1, T21, compared at the same storage capacity.
StorageDream D1T21
4 GB Recorded for all phones 1 GB RAM 1 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. Dream D1

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

2. T21

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. Dream D1

    2100 mAh

    +600 mAh versus T21

  2. 2. T21

    1500 mAh

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. Dream D12. T21

Everyday essentials
Everyday essentials — specifications for Dream D1, T21.
SpecificationDream D1T21
Dimensions (HxWxD)
  • 130 Х 67 Х 8.6 mm
  • 112.6 Х 63.5 Х 9.2 mm
Weight
  • 0 g
  • 120 g
Technology
  • Super AMOLED+
  • IPS LCD
Screen size
  • 4.65" inch
  • 4" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB RAM
  • 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.
  • 2100 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.1 (Jelly Bean)
  • Android 4.1 (Jelly Bean)
Chipset Unknown
  • Mediatek MT6589 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Dream D1, T21.
SpecificationDream D1T21
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 59.6 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 68.4%
  • 63.7%
PPI /points per inch/
  • 316 PPI
  • 233 PPI
Screen protection
  • Corning Gorilla Glass 2
Unknown
Camera and Video
Camera and Video — specifications for Dream D1, T21.
SpecificationDream D1T21
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 1 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 1 MP
  • VGA
Performance
Performance — specifications for Dream D1, T21.
SpecificationDream D1T21
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • PowerVR Series 5XT
  • PowerVR SGX544
General specs
General specs — specifications for Dream D1, T21.
SpecificationDream D1T21
Release date
  • 2013
  • 2013
  • Q3
Colors
  • Black
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
  • 120 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Dream D1, T21.
SpecificationDream D1T21
SIM card
  • Dual SIM (dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA
  • HSPA
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.1
  • A2DP
Harmful irradiation
  • SAR - 0.64 W/kg (head) 1.01 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Dream D1, T21.
SpecificationDream D1T21
Radio
  • FM radio
  • No
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Dream D1, T21.
SpecificationDream D1T21
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity
  • compass