In depth comparison and review of Alcatel Idol 4 and Nokia G21. 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 | Alcatel Idol 4 | Nokia G21 |
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Product Type | Smartphone | Smartphone | |
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Form Factor | Touch | Touch | |
Height | 147 mm | 164.6 mm | Nokia G21 has greater height than Alcatel Idol 4. |
Width | 72.5 mm | 75.9 mm | Nokia G21 has greater width than Alcatel Idol 4. |
Depth | 7.1 mm | 8.5 mm | Alcatel Idol 4 is narrower than Alcatel Idol 4. |
Weight | 135 g | 190 g | Alcatel Idol 4 is lighter than Alcatel Idol 4. |
Body Colour | Metallic silver | Nordic blue | Dusk | |
Body Material | - | Polycarbonate | |
Waterproof (Water-resistant) | - | - | |
SAR Value | - | 1.048 W/kg (body), 0.339 W/kg (head) | |
Integrated Components | FM radio | 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 |
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SIM Card Type (Size) | Nano SIM | Nano SIM | |
SIM Card Qty | - | Dual-SIM |
DISPLAY | Alcatel Idol 4 | Nokia G21 |
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Display Type | LCD display | - | |
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Display Technology | IPS | - | |
Screen Size (Display Size) | 5.2" | 6.5" | Nokia G21 has larger screen size than Alcatel Idol 4. |
Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1600 x 720 pixels | Alcatel Idol 4 has better screen resolution than Nokia G21. |
Display Format | Full HD | HD+ | |
Aspect Ratio | - | 20:9 | |
Max Brightness | - | 400 cd/m² | |
Colour Depth | 16.7 million colours | - | |
Display Refresh Rate | - | 90 Hz | |
Touch Sampling Rate | - | 180 Hz | |
Display Features | - | V-notch display, High brightness mode |
PROCESSOR | Alcatel Idol 4 | Nokia G21 |
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Processor Type (CPU) | Qualcomm | Unisoc | |
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Processor Number | MSM8952 | T606 | |
Clock Speed | 1.7 GHz | 1.6 GHz | Alcatel Idol 4 has higher clock speed than Nokia G21. |
Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
MEMORY | Alcatel Idol 4 | Nokia G21 |
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RAM | 3 GB | 4 GB | Nokia G21 has more RAM than Alcatel Idol 4. |
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Internal Memory Size (Storage Capacity) | 16 GB | 64 GB | Nokia G21 has more internal memory than Alcatel Idol 4. |
User Memory | 10 GB | - | |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | microSDHC, microSD, microSDXC - up to 512 GB |
CAMERA | Alcatel Idol 4 | Nokia G21 |
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MAIN CAMERA |
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Number of Main Cameras | 1 | 3 | |
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Sensor Resolution | 13 Megapixel | 50 Megapixel | Nokia G21 has better camera resolution than Alcatel Idol 4. |
Sensor Size | - | 1/2.76" | |
Sensor Type | - | CMOS | |
Lens Aperture | - | F/1.8 | |
Lens Construction | 6-element | 5-element | |
Pixel Size | - | 0.64 μm | |
Focus Adjustment | Automatic | - | |
HDR Mode | Auto HDR mode | - | |
Camera Modes | Panorama, manual mode, Instant shot | - | |
Light Source | Dual LED flash | LED flash | |
Video Resolutions | 1920 x 1080 (1080p) | - | |
Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS) | AI imaging technology |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
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Camera Functions (2nd Camera) | - | Macro camera |
THIRD CAMERA |
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Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
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Camera Functions (3rd Camera) | - | Depth camera |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 8 Megapixel | 8 Megapixel | Both phones have the same front camera resolution. |
Focus Adjustment | Focus free | - |
BATTERY AND CHARGING | Alcatel Idol 4 | Nokia G21 |
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Battery Capacity (Battery Size) | 2610 mAh | 5050 mAh | Nokia G21 has larger battery capacity than Alcatel Idol 4. |
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Recharge Time (Charging Time) | 120 min | - | |
Run Time Details | - | Mixed usage: up to 72 hrs |
CELLULAR | Alcatel Idol 4 | Nokia G21 |
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Technology | WCDMA (UMTS) / GSM | - | |
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Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
Operating System | Android 6.0 (Marshmallow) | Android 11 | |
Intelligent Assistant | - | Google Assistant | |
Navigation | GPS, A-GPS | GPS, A-GPS, GLONASS, Galileo |
COMMUNICATIONS | Alcatel Idol 4 | Nokia G21 |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | LTE | |
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2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
3G UMTS Band | - | Band 1, Band 5, Band 8 | |
3G UMTS Frequency | - | 2100, 850, 900 | |
4G LTE Band | - | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
4G LTE Frequency | - | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
Bluetooth | Bluetooth 4.2 | Bluetooth 5.0 | |
NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
Messaging Services | SMS, MMS | - |
MEDIA | Alcatel Idol 4 | Nokia G21 |
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Supported Digital Audio Standards | WAV, PCM, Ogg Vorbis, AMR, MP3, FLAC, AAC-LC, AAC +, MIDI | - | |
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Supported Digital Video Standards | AVC, MPEG-4, H.264, H.263, HEVC, VP8, VP9 | - | |
Sound Enhancements | Hi-Fi Sound support | OZO spatial sound recording |
FEATURES | Alcatel Idol 4 | Nokia G21 |
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Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
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Sensors | - | Accelerometer, ambient light sensor, proximity sensor | |
Security Devices | - | Face recognition, fingerprint reader (side) | |
Security Technology | - | Face Unlock | |
Additional Phone Features | Radio Data Service (RDS), HD Voice, Dual noise reduction microphones | Dual microphones, Fast Charging, Google Assistant Button, 3 years of Security Updates, 2 years of OS upgrades, guaranteed upgrade to Android 12 |
OTHERS | Alcatel Idol 4 | Nokia G21 |
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Included Accessories | Stereo headset, USB cable, power adapter, SIM card removal tool, Virtual Reality Googles | USB-C cable, screen protector (pre-applied), 10W charger | |
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Compliant Standards | HAC (Hearing Aid Compatible) | - |