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  4. Smart series
  5. Infinix Smart HD 2021
Infinix Smart HD 2021

Infinix Smart HD 2021

Smart series · Model X612B · 2020

Source: GSMArena device page

Images © manufacturers · identification only · not affiliated with Infinix

At a glance

All specifications

Available parts (14) · 13 categories

  • Compatible
    Display AssemblyCompatible
    X612B

    LCD Screen and Digitizer Full Assembly for Infinix Smart HD 2021 X612B, X612

    Verified for your Infinix Smart HD 2021

    In stock
    ₹675
  • Battery
    X612B

    Battery for Infinix Smart HD 2021

    Confirm variant for your Infinix Smart HD 2021

    In stock
    ₹689
  • Compatible
    Charging PortCompatible
    X612B

    For Infinix Smart HD 2021 X612B OEM Charging Port Board

    Verified for your Infinix Smart HD 2021

    In stock
    ₹86
  • Back Panel
    X612B

    Back Panel Cover for Infinix Smart HD 2021 - Blue

    Confirm variant for your Infinix Smart HD 2021

    In stock
    ₹289
  • Camera Module
    X612B

    Replacement Back Camera for Infinix Smart HD 2021 (Main Camera)

    Confirm variant for your Infinix Smart HD 2021

    Out of stock
    ₹309
  • Loudspeaker
    X612B

    Ringer / Loud Speaker for Infinix Smart HD 2021

    Confirm variant for your Infinix Smart HD 2021

    Out of stock
    ₹499
  • Earpiece
    X612B

    Ear Speaker for Infinix Smart HD 2021

    Confirm variant for your Infinix Smart HD 2021

    In stock
    ₹279
  • SIM Tray
    X612B

    For Infinix Smart HD 2021 X612B X612 SIM Card Tray + SIM Card Tray + Micro SD Card Tray (Black)

    Verified for your Infinix Smart HD 2021

    In stock
    ₹43
  • Camera Lens
    X612B

    Camera Lens for Infinix Smart HD 2021 Blue

    Confirm variant for your Infinix Smart HD 2021

    In stock
    ₹259
  • Touch Digitizer
    X612B

    Front Glass for Infinix Smart HD 2021 - Blue

    Confirm variant for your Infinix Smart HD 2021

    In stock
    ₹239
  • Compatible
    Power & Volume ButtonsCompatible
    X612B

    For Infinix Smart HD 2021 OEM Power Button & Volume Button Flex Cable

    Verified for your Infinix Smart HD 2021

    In stock
    ₹39
  • Power & Volume Buttons
    X612B

    Volume Button Flex Cable for Infinix Smart HD 2021

    Confirm variant for your Infinix Smart HD 2021

    In stock
    ₹239
  • Vibration Motor
    X612B

    Vibrator for Infinix Smart HD 2021

    Confirm variant for your Infinix Smart HD 2021

    In stock
    ₹309
  • Others
    X612B

    Antenna for Infinix Smart HD 2021

    Confirm variant for your Infinix Smart HD 2021

    Out of stock
    ₹299

    Part matching for Infinix Smart HD 2021

    The 14 listings in Available parts above are indexed for Infinix Smart HD 2021 only. Each SKU is checked against model code X612B before dispatch.

    • On the handset, open Settings › About Phone and note the model number.
    • Compare it with the model code in the device header at the top of this page (e.g. X612B).
    • If it matches X612B, the listings in Available parts above are verified for your variant. Tier and warranty are shown on each card.

    Device specifications

    Hardware reference for Infinix Smart HD 2021. Spare parts are matched by model code — not by display size alone.

    Full specification sheet for Infinix Smart HD 2021. Rows are grouped by category; within each row the first cell is the specification name and the second its value.
    DisplayDisplay TypeIPS LCD, 500 nits (typ)
    Size6.1 inches, 91.3 cm2 (~76.7% screen-to-body ratio)
    Resolution720 x 1560 pixels, 19.5:9 ratio (~282 ppi density)
    PlatformOSAndroid 10 (Go edition), XOS 6.2
    ChipsetMediatek MT6761D Helio A20 (12 nm)
    CPUQuad-core 1.8 GHz Cortex-A53
    GPUPowerVR GE8320
    MemoryInternal2GB RAM
    Card slotmicroSDXC (dedicated slot)
    Main CameraCamera8 MP, f/2.0

    Similar models in Smart series

    Latest in Smart series, then recent models from other popular Infinix series.

    Browse all brands

    • Infinix Smart 10

      2025 · X6725

    • Infinix Smart 10 HD

      2025 · X6525D

    • Infinix Smart 10 Plus

      2025 · X6725B_C

    • Infinix Smart 8 (India)

      2024 · X6525B

    • Infinix Smart 8 Plus

      2024 · X6526

    • Infinix Smart 8 Pro

      2024 · X6525B

    • Infinix Smart 9

      2024 · X6532

    • Infinix Smart 9 HD

      2024 · X6532C

    • Infinix Smart 7 (India)

      2023 · X6517

    • Infinix Smart 7 HD

      2023 · X6516

    • Infinix Smart 8 HD

      2023 · X6525

    • Infinix Smart 6 HD

      2022 · X6512

    • Infinix Smart 6 Plus (India)

      2022 · X6823C

    • Infinix Smart 5 (India)

      2021 · X688C

    • Infinix Smart 5 Pro

      2021 · X657C

    • Infinix Smart 6

      2021 · X6511B

    • Infinix Smart 4

      2019 · X653

    • Infinix Smart 4c

      2019 · X653C

    Frequently asked questions

    On your device, open Settings → About Phone and check the model number (e.g. X612B).

    Match it against the codes shown above so you are ordering parts for your exact regional variant — not a look-alike.

    • Compatible: Aftermarket part, tested for fit and function.
    • Original Grade: Verified original part with source traceability.

    Premium is not offered for this model. Available only for OLED display models.

    Source: Quality guide

    No — each Infinix Smart series model has unique displays, batteries, and connectors.

    Select your exact Infinix Smart HD 2021 to guarantee fit.

    If RepairFully sent the wrong part, we replace it at no cost. If you selected the wrong device/part, replacement may be offered case-by-case but refund is not guaranteed.

    Source: Payments & refunds · updated 4 Apr 2026

    DISPLAY6.1″IPS LCD
  • CHIPSETHelio A20Mediatek
  • RAM / STORAGE2 / 32 GB
  • CAMERA8 MP
  • BATTERY5000 mAh
  • NETWORK2G / 3G / 4G
  • OSAndroid 10 (Go edition)
  • WEIGHT195 g
    • Compare specs with another model
    FeaturesDual-LED flash, HDR, panorama
    Video1080p@30fps
    Selfie CameraCamera5 MP, f/2.0
    SoundLoudspeakerYes
    3.5mm jackYes
    CommsWLANWi-Fi 802.11 a/b/g/n
    Bluetooth5.0, A2DP, LE
    NFCNo
    USBmicroUSB 2.0
    NetworkGSM / HSPA / LTE
    FeaturesSensorsFingerprint (rear-mounted), accelerometer, proximity
    BatteryType5000 mAh
    MiscDimensions158.3 x 75.2 x 9.8 mm (6.23 x 2.96 x 0.39 in)
    Weight195 g (6.88 oz)
    BuildGlass front, plastic back, plastic frame
    SIMNano-SIM + Nano-SIM
    ColorsTopaz Blue, Obsidian Black, Quartz Green