Nokia E66 vs Xiaomi Mi A2 (Mi 6X)

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

    E66: 45 g lighter

    E66:
    121 g
    Mi A2 (Mi 6X):
    166 g
  • Width

    E66: 25.9 mm narrower

    E66:
    49.5 mm
    Mi A2 (Mi 6X):
    75.4 mm
  • Screen diagonal

    E66: 3.59 in smaller diagonal

    E66:
    2.4 in
    Mi A2 (Mi 6X):
    5.99 in
  • Rear camera layout

    E66:
    Single
    Mi A2 (Mi 6X):
    Dual
  • Depth

    Mi A2 (Mi 6X): 6.3 mm thinner

    E66:
    13.6 mm
    Mi A2 (Mi 6X):
    7.3 mm
  • Height

    E66: 51.2 mm shorter

    E66:
    107.5 mm
    Mi A2 (Mi 6X):
    158.7 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. E66

    Height:
    107.5 mm
    Width:
    49.5 mm
    Depth:
    13.6 mm +6.3 mm versus Mi A2 (Mi 6X)
  2. 2. Mi A2 (Mi 6X)

    Height:
    158.7 mm +51.2 mm versus E66
    Width:
    75.4 mm +25.9 mm versus E66
    Depth:
    7.3 mm

Weight

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

  1. 1. E66

    121 g

  2. 2. Mi A2 (Mi 6X)

    166 g

    +45 g versus E66

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. E66

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    17.8 cm²
  2. 2. Mi A2 (Mi 6X)

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

Mi A2 (Mi 6X) has approximately 419.1% more rectangular screen area than E66.

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.

E66: Original memory entry

110 MB · 128 MB RAM

Mi A2 (Mi 6X): Original memory entry

128 GB · 6 GB RAM 32/64 GB · 512GB 4GB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. E66

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 8 GB (dedicated slot)

2. Mi A2 (Mi 6X)

NFC:
Unknown
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. E66

    1000 mAh

  2. 2. Mi A2 (Mi 6X)

    3000 mAh

    +2000 mAh versus E66

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. E662. Mi A2 (Mi 6X)

Everyday essentials
Everyday essentials — specifications for E66, Mi A2 (Mi 6X).
SpecificationE66Mi A2 (Mi 6X)
Dimensions (HxWxD)
  • 107.5 Х 49.5 Х 13.6 mm
  • 158.7 Х 75.4 Х 7.3 mm
Weight
  • 121 g
  • 166 g
Technology
  • TFT
  • LTPS IPS LCD
Screen size
  • 2.4" inch
  • 5.99" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 2160 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 110 MB
  • 128 MB RAM
  • 128 GB
  • 6 GB RAM 32/64 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 8 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1000 mAh
  • Removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Po
Operating system OS
  • Symbian OS 9.2
  • Series 60 v3.1 UI
  • Android 8.1 (Oreo)
  • upgradable to Android 9.0 (Pie); Android One
Chipset Unknown
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
Headphone jack
  • No
  • No
Display
Display — specifications for E66, Mi A2 (Mi 6X).
SpecificationE66Mi A2 (Mi 6X)
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 17.8 cm2
  • 92.6 cm2
Screen format
  • 4:3 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 33.5%
  • 77.4%
PPI /points per inch/
  • 167 PPI
  • 403 PPI
Camera and Video
Camera and Video — specifications for E66, Mi A2 (Mi 6X).
SpecificationE66Mi A2 (Mi 6X)
Rear camera, main
  • 3.15 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 3.15 MP
  • AF
  • 12 MP
  • f/1.8
  • 1/2.9''
  • 1.25µm -20 MP
  • 1/2.8''
  • 1.0µm
  • PDAF
Functions
  • LED flash
  • LED flash
  • Auto-HDR
Video
  • 320p@15fps
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 20 MP
  • Single
Specifications
  • Videocall camera
  • 20 MP
  • f/2.2
  • 1/2.8''
  • 1.0µm
Performance

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

Performance — specifications for E66, Mi A2 (Mi 6X).
SpecificationE66Mi A2 (Mi 6X)
Processor CPU
  • 369 MHz ARM 11
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Graphics processor GPU Unknown
  • Adreno 512
Antutu 7 score * Unknown
  • 133905
Antutu 8 score * Unknown
  • 161030
GeekBench 5 Single Core * Unknown
  • 332
GeekBench 5 Multi-Core * Unknown
  • 1290
General specs
General specs — specifications for E66, Mi A2 (Mi 6X).
SpecificationE66Mi A2 (Mi 6X)
Release date
  • 2008
  • June
  • 2018
  • July
Colors
  • White Steel
  • Grey Steel
  • Black
  • Red
  • Black
  • Gold
  • Blue
  • Red
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 190 EUR
Battery life
  • Stand by time- Up to 264 h (2G) / 336 h (3G) Talking time- Up to 7 h 30 m (2G) / 7 h 30 min (3G)
Unknown
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for E66, Mi A2 (Mi 6X).
SpecificationE66Mi A2 (Mi 6X)
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
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 CDMA 800 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Global HSDPA 850 / 900 / 1900 / 2100 - China -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300) - Global LTE band 1(2100)
  • 34(2000)
  • 39(1900)
  • 40(2300)
  • 41(2500) - China
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat12 600/150 Mbps
GPRS
  • Class 32
  • 100 kbps
  • Yes
Edge
  • Class 32
  • 296 kbps
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS; Nokia Maps
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 2.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 1.01 W/kg (head) 0.36 W/kg (body) SAR EU - 1.20 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for E66, Mi A2 (Mi 6X).
SpecificationE66Mi A2 (Mi 6X)
Radio
  • FM radio
  • No
Others
  • 2.5 mm audio jack
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for E66, Mi A2 (Mi 6X).
SpecificationE66Mi A2 (Mi 6X)
Dop
  • Sensors Accelerometer
  • Infrared port - MP3/AAC/MP4 player -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) incl. MS Office 2007 support via free update -Push to talk -Voice command/dial -Turn-to-mute -Organizer -VoIP -Printing
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Charging 5V/2A 10W (Quick Charge 3.0) -Fast battery charging (Quick Charge 4.0) India only - Versions: Mi A2 (Global); Mi 6X (China)