HTC Desire 820s dual sim vs Vodafone Smart first 7

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    Smart first 7: 45 g lighter

    Desire 820s dual sim:
    155 g
    Smart first 7:
    110 g
  • Width

    Smart first 7: 15.9 mm narrower

    Desire 820s dual sim:
    78.7 mm
    Smart first 7:
    62.8 mm
  • Screen diagonal

    Smart first 7: 2 in smaller diagonal

    Desire 820s dual sim:
    5.5 in
    Smart first 7:
    3.5 in
  • Chipset

    Desire 820s dual sim:
    Mediatek MT6752 (28 nm)
    Smart first 7:
    Spreadtrum SC7731G
  • Depth

    Desire 820s dual sim: 4.3 mm thinner

    Desire 820s dual sim:
    7.7 mm
    Smart first 7:
    12 mm
  • Height

    Smart first 7: 43.3 mm shorter

    Desire 820s dual sim:
    157.7 mm
    Smart first 7:
    114.4 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. Desire 820s dual sim

    Height:
    157.7 mm +43.3 mm versus Smart first 7
    Width:
    78.7 mm +15.9 mm versus Smart first 7
    Depth:
    7.7 mm
  2. 2. Smart first 7

    Height:
    114.4 mm
    Width:
    62.8 mm
    Depth:
    12 mm +4.3 mm versus Desire 820s dual sim

Weight

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

  1. 1. Desire 820s dual sim

    155 g

    +45 g versus Smart first 7

  2. 2. Smart first 7

    110 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. Desire 820s dual sim

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Smart first 7

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

Desire 820s dual sim has approximately 128.6% more rectangular screen area than Smart first 7.

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 Desire 820s dual sim, Smart first 7, compared at the same storage capacity.
StorageDesire 820s dual simSmart first 7
16 GB 2 GB RAM Unknown
Smart first 7: Original memory entry

4 GB · 512 MB 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. Desire 820s dual sim

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

2. Smart first 7

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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. Desire 820s dual sim

    2600 mAh

    +1200 mAh versus Smart first 7

  2. 2. Smart first 7

    1400 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. Desire 820s dual sim2. Smart first 7

Everyday essentials
Everyday essentials — specifications for Desire 820s dual sim, Smart first 7.
SpecificationDesire 820s dual simSmart first 7
Dimensions (HxWxD)
  • 157.7 Х 78.7 Х 7.7 mm
  • 114.4 Х 62.8 Х 12 mm
Weight
  • 155 g
  • 110 g
Technology
  • IPS LCD
  • TFT TN
Screen size
  • 5.5" inch
  • 3.5" inch
Screen resolution
  • 720 x 1280 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2600 mAh
  • Non-removable Li-Po
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.4 (KitKat); Sense UI 6
  • Android 5.1 (Lollipop)
Chipset
  • Mediatek MT6752 (28 nm)
  • Spreadtrum SC7731G
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Desire 820s dual sim, Smart first 7.
SpecificationDesire 820s dual simSmart first 7
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 83.4 cm2
  • 36.5 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 67.2%
  • 50.8%
PPI /points per inch/
  • 267 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for Desire 820s dual sim, Smart first 7.
SpecificationDesire 820s dual simSmart first 7
Rear camera, main
  • 13 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 2 MP
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
Unknown
Performance

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

Performance — specifications for Desire 820s dual sim, Smart first 7.
SpecificationDesire 820s dual simSmart first 7
Processor CPU
  • Octa-core 1.7 GHz Cortex-A53
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • Mali-T760MP2
  • Mali-400MP2
Antutu 7 score *
  • 41825
Unknown
GeekBench 4 Single Core *
  • 790
Unknown
GeekBench 4 Multi-Core *
  • 3723
Unknown
General specs
General specs — specifications for Desire 820s dual sim, Smart first 7.
SpecificationDesire 820s dual simSmart first 7
Release date
  • 2015
  • March
  • 2016
  • May
Colors
  • Marble white
  • Milkyway Gray
  • Monarch Orange
  • Santorini White
  • Tuxedo Gray
  • Volcano Black
  • Tech White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 370 EUR
  • 30 EUR
Battery life
  • Stand by time- Up to 560 h (3G) Talking time- Up to 12 h 10 min (3G)
  • Talking time- Up to 5 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Desire 820s dual sim, Smart first 7.
SpecificationDesire 820s dual simSmart first 7
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 900 / 1800
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • A-GPS only
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for Desire 820s dual sim, Smart first 7.
SpecificationDesire 820s dual simSmart first 7
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Desire 820s dual sim, Smart first 7.
SpecificationDesire 820s dual simSmart first 7
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors No