In depth comparison and review of Xiaomi MI 4i and Nokia 8.1. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Xiaomi MI 4i | Nokia 8.1 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 138.1 mm | 154.8 mm | Nokia 8.1 has greater height than Xiaomi MI 4i. |
| Width | 69.6 mm | 75.76 mm | Nokia 8.1 has greater width than Xiaomi MI 4i. |
| Depth | 7.8 mm | 7.97 mm | Xiaomi MI 4i is narrower than Xiaomi MI 4i. |
| Weight | 130 g | 180 g | Xiaomi MI 4i is lighter than Xiaomi MI 4i. |
| Body Colour | Black | Dark grey | White | Blue/silver | Steel/copper | |
| Body Material | - | Metal frame | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.29 W/kg | 1.49 W/kg (body), 0.514 W/kg (head), 3.99 W/kg (limb) | |
| Integrated Components | FM radio | - | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Micro SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Xiaomi MI 4i | Nokia 8.1 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | PureDisplay | |
| Screen Size (Display Size) | 5" | 6.18" | Nokia 8.1 has larger screen size than Xiaomi MI 4i. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 2280 x 1080 pixels | Nokia 8.1 has better screen resolution than Xiaomi MI 4i. |
| Display Format | Full HD | Full HD+ | |
| Pixel Density | 441 ppi | - | |
| Aspect Ratio | - | 18.7:9 | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 1500:1 | |
| HDR | - | Yes | Nokia 8.1 has HDR. |
| HDR Technology | - | HDR10 | |
| Display Features | - | Edge-to-Edge screen | |
| Display Protection (Screen Protector) | Corning Concore Glass | - |
| PROCESSOR | Xiaomi MI 4i | Nokia 8.1 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 615 | Qualcomm Snapdragon 710 | |
|---|---|---|---|
| Clock Speed | 1.7 GHz | - | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | Yes | Both phones have 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 405 | - |
| MEMORY | Xiaomi MI 4i | Nokia 8.1 |
|---|
| RAM | 2 GB | LPDDR4X SDRAM - 4 GB | Nokia 8.1 has more RAM than Xiaomi MI 4i. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 64 GB | Nokia 8.1 has more internal memory than Xiaomi MI 4i. |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSDXC - up to 400 GB |
| CAMERA | Xiaomi MI 4i | Nokia 8.1 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 12 Megapixel | Xiaomi MI 4i has better camera resolution than Nokia 8.1. |
| Sensor Size | - | 1/2.55" | |
| Lens Aperture | F/2.0 | - | |
| Lens Construction | 5-element | - | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) 2.0 | Nokia 8.1 has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | Bokeh effect | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama, manual mode | Pro Camera mode | |
| Face Recognition (Face ID) | Face detection, smile detection | - | Xiaomi MI 4i has face detection. |
| Light Source | Dual LED flash | Dual Hi-Cri flash | |
| Video Resolutions | 1920 x 1080 (1080p) | - | |
| Camera Features (Functions) | - | Carl Zeiss optic, Dual-Sight mode, AI-powered imaging |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 13 Megapixel | |
|---|---|---|---|
| Camera Functions (2nd Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 20 Megapixel | Nokia 8.1 has better front camera resolution than Xiaomi MI 4i. |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/1.8 | - | |
| Lens Element Qty (Front) | 5-element | - | |
| Focus Adjustment | - | Focus free | |
| Camera Modes (Front) | - | Motion Photos |
| BATTERY AND CHARGING | Xiaomi MI 4i | Nokia 8.1 |
|---|
| Battery Capacity (Battery Size) | 3120 mAh | 3500 mAh | Nokia 8.1 has larger battery capacity than Xiaomi MI 4i. |
|---|---|---|---|
| Talk Time | 2100 minutes | - | |
| Run Time Details | Talk (WCDMA): up to 2100 min | - | |
| Battery Technology | Lithium Ion | - |
| CELLULAR | Xiaomi MI 4i | Nokia 8.1 |
|---|
| Technology | TD-SCDMA / WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 5.0.2 (Lollipop) | Android 9.0 Pie | |
| User Interface | MIUI V6 | - | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Xiaomi MI 4i | Nokia 8.1 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, VoLTE, VoWiFi | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 4G LTE Band | Band 3, Band 7, Band 38, Band 39, Band 40, Band 41 | - | |
| 4G LTE Frequency | FDD 1800+, FDD 2600, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11b/g/n/ac | |
| Bluetooth | Bluetooth 4.1 | Bluetooth 5.0 | |
| Bluetooth Profiles | A2DP, HID | - | |
| NFC | - | Yes | Nokia 8.1 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Xiaomi MI 4i | Nokia 8.1 |
|---|
| Supported Digital Audio Standards | WAV, MP3, FLAC, eAAC+ | Apt-X | |
|---|---|---|---|
| Supported Digital Video Standards | XviD, MPEG-4, DivX, H.264 | - | |
| Sound Enhancements | - | Nokia OZO surround sound capture |
| FEATURES | Xiaomi MI 4i | Nokia 8.1 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor | |
| Security Devices | - | Fingerprint reader | |
| Additional Phone Features | MIMO technology, Active noise-cancellation | Fast Charging, Smart Amplifier technology, Google Lens |
| OTHERS | Xiaomi MI 4i | Nokia 8.1 |
|---|
| Included Accessories | Power adapter | Headset, power adapter, SIM card removal tool, USB-C cable |
|---|
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