Archos Diamond vs Lava Z81

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

    Diamond:
    OLED
    Z81:
    LCD
  • Weight

    Z81: 25 g lighter

    Diamond:
    166 g
    Z81:
    141 g
  • Width

    Z81: 1.1 mm narrower

    Diamond:
    74.1 mm
    Z81:
    73 mm
  • Screen diagonal

    Z81: 0.69 in smaller diagonal

    Diamond:
    6.39 in
    Z81:
    5.7 in
  • Chipset

    Diamond:
    Mediatek Helio P70 (12nm)
    Z81:
    Mediatek MT6761 Helio A22 (12 nm)
  • Depth

    Z81: 0.7 mm thinner

    Diamond:
    8.6 mm
    Z81:
    7.9 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. Diamond

    Height:
    158.7 mm +6.5 mm versus Z81
    Width:
    74.1 mm +1.1 mm versus Z81
    Depth:
    8.6 mm +0.7 mm versus Z81
  2. 2. Z81

    Height:
    152.2 mm
    Width:
    73 mm
    Depth:
    7.9 mm

Weight

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

  1. 1. Diamond

    166 g

    +25 g versus Z81

  2. 2. Z81

    141 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. Diamond

    Screen diagonal:
    6.39 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.2 cm²
  2. 2. Z81

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    83.8 cm²

Diamond has approximately 19.5% more rectangular screen area than Z81.

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.

Diamond: Original memory entry

up to 128 GB (uses shared SIM slot) · 512GB 4GB

Z81: Original memory entry

32 GB · 3 GB RAM 16 GB · 2 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. Diamond

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 1 TB (uses shared SIM slot)

2. Z81

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 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. Diamond

    3400 mAh

    +400 mAh versus Z81

  2. 2. Z81

    3000 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. Diamond2. Z81

Everyday essentials
Everyday essentials — specifications for Diamond, Z81.
SpecificationDiamondZ81
Dimensions (HxWxD)
  • 158.7 Х 74.1 Х 8.6 mm
  • 152.2 Х 73 Х 7.9 mm
Weight
  • 166 g
  • 141 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 6.39" inch
  • 5.7" inch
Screen resolution
  • 1080 x 2340 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • up to 128 GB (uses shared SIM slot)
  • 512GB 4GB
  • 32 GB
  • 3 GB RAM 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 1 TB (uses shared SIM slot)
  • microSD
  • up to 128 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3400 mAh
  • Non-removable Li-Po
  • 3000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie)
  • Android 8.1 (Oreo)
Chipset
  • Mediatek Helio P70 (12nm)
  • Mediatek MT6761 Helio A22 (12 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Diamond, Z81.
SpecificationDiamondZ81
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 100.2 cm2
  • 83.8 cm2
Screen format
  • 19.5:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 85.2%
  • 75.5%
PPI /points per inch/
  • 403 PPI
  • 282 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Diamond, Z81.
SpecificationDiamondZ81
Rear camera, main
  • 16 MP
  • Dual-LED flash
  • 13 MP
  • Single
Camera specs
  • 16 MP
  • f/1.8
  • 1/2.8''
  • 1.12µm
  • PDAF -5 MP
  • f/2.2
  • (ultrawide/depth sensor)
  • 13 MP
  • f/2.2
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 13 MP
  • Single
Specifications
  • Motorized pop-up 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
  • 13 MP
  • f/2.0
Performance

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

Performance — specifications for Diamond, Z81.
SpecificationDiamondZ81
Processor CPU
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
  • Quad-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Mali-G72 MP3
  • PowerVR GE8320
Antutu 7 score *
  • 156123
  • 55328
General specs
General specs — specifications for Diamond, Z81.
SpecificationDiamondZ81
Release date
  • 2019
  • February
  • 2018
  • October
Colors
  • Dark Blue
  • black/blue
  • Gold/Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 300 EUR
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Diamond, Z81.
SpecificationDiamondZ81
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 850 / 900 / 2100-4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 20(800)
  • 28(700) - Taiwan LTE 800 / 1800 / 2100 / 2600 - EU
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • Android 4.4.2 (KitKat)
  • A2DP
  • Super AMOLED
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Diamond, Z81.
SpecificationDiamondZ81
Radio
  • panorama
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Diamond, Z81.
SpecificationDiamondZ81
Dop
  • Sensors Fingerprint (under display
  • optical) - market dependant
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 18W -Wireless charging - For Europe
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - For India