Infinix Smart 20 and Itel City 100 128GB + 4GB both target smartphones buyers in Nigeria, but the deciding factors are ram / storage variants and official colours.
Check the verdict first, then review the differences and table rows for Infinix Smart 20 and Itel City 100 128GB + 4GB. Prioritize the specs, price range, condition, warranty and delivery details that affect how you plan to use this product category.
Before checkout, confirm live availability, selected variant, regional compatibility and included accessories on the product page. Similar model names can hide different storage, platform, display or bundle details, so use the table as a shortlist before opening the final product listing.
| Spec | Infinix Smart 20 | Itel City 100 128GB + 4GB |
|---|---|---|
| Available Ogabassey configurations | ||
| RAM / Storage variants |
|---|
| 4GB + 64GB; 4GB + 128GB |
| — |
| Official colours | Shadow Black, Polaris Titanium, Sunlike Orange, Cloudline Blue | — |
|---|
| Condition | New | — |
|---|
| Model | X6840B | — |
|---|
| Display | ||
|---|---|---|
| Screen size | 6.78 inches | — |
| Resolution | HD+ 720 x 1576 pixels | 720 x 1600 |
| Refresh rate | 45Hz / 60Hz / 90Hz / 120Hz | — |
| Display type | IPS a-Si LCD | — |
| Brightness | 560 nits typical, 700 nits HBM | — |
| Touch sampling | 120Hz at 60Hz, 180Hz at 90Hz, up to 240Hz at 120Hz | — |
| Display features | Punch-hole screen, Always-On Display and Dynamic Bar | — |
| Type | IPS a-Si LCD | High Brightness HD+ display |
| Size | 6.78 inches | 6.75 inches |
| Peak Brightness | 700 nits | — |
| Refresh Rate | — | 90Hz |
| Performance and software | ||
|---|---|---|
| Processor | MediaTek Helio G81 Ultimate | — |
| CPU | Octa-core: 2x2.0GHz Cortex-A75 + 6x1.7GHz Cortex-A55 | — |
| GPU | Mali-G52 | — |
| Memory technology | eMMC storage + LPDDR4X memory | — |
| Expandable storage | microSD support up to 2TB | — |
| Operating system | XOS 16, powered by Android 16 | — |
| Camera | ||
|---|---|---|
| Rear camera | 8MP, f/2.0, autofocus | — |
| Front camera | 8MP, f/2.0, fixed focus | — |
| Flash | Rear dual flash | — |
| Video recording | Front and rear: 2K 30fps, 1080p 30fps and 720p 30fps | — |
| Camera modes | Video, AI Cam, Dual Video, Portrait, Time-Lapse, Super Night, Pro, Panorama and Documents | — |
| Battery and charging | ||
|---|---|---|
| Battery | 5200mAh typical | 5200mAh |
| Charging | 10W charger, 15W supported | 18W fast charger over USB Type-C |
| Reverse charging | Yes, 5W supported | — |
| Battery claim policy | — | Only sourced mAh values are written; unsupported capacities are not invented. |
| Connectivity | ||
|---|---|---|
| Network | 4G / 3G / 2G | 4G/LTE-class City-series smartphone; confirm regional bands before checkout |
| SIM | 2 nano SIMs + microSD | Dual SIM, regional model dependent |
| Wi-Fi | 802.11 a/b/g/n/ac | — |
| Bluetooth | Yes | — |
| USB | USB Type-C with OTG | USB Type-C |
| Earphone | 3.5mm earphone jack | — |
| FM Radio | Yes | — |
| GPS | Yes | — |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac | — |
| Positioning | GPS navigation supported | — |
| NFC | No | No |
| USB / charging port | — | USB Type-C |
| Expandable storage | — | microSD support, limit varies by model |
| Body, calls and sensors | ||
|---|---|---|
| Dimensions | 167.7 x 78.8 x 7.7 mm | — |
| Protection | IP64 dust and splash resistance | — |
| Calling features | Pure Voice calls and voiceprint noise reduction | — |
| Offline contact | UltraLink free offline contact, up to 1km per manufacturer | — |
| Fingerprint | Fingerprint sensor | — |
| Sensors | G-sensor, e-compass, software gyroscope, light sensor, proximity sensor, fingerprint sensor, motor and infrared blaster | — |
| Network | ||
|---|---|---|
| Technology | 4G / 3G / 2G | 4G/LTE-class City-series smartphone; confirm regional bands before checkout |
| 5G Support | No | No |
| Body | ||
|---|---|---|
| Dimensions | 167.7 x 78.8 x 7.7 | 167.69 x 77.47 x 7.65 mm |
| Build | 7.7mm ultra-slim body | — |
| SIM | Dual SIM: 2 nano SIMs + microSD | Dual SIM, regional model dependent |
| Protection | IP64 | IP64 |
| Weight | — | 185g |
| Platform | ||
|---|---|---|
| OS | Android 16 | Android 14 |
| Chipset | MediaTek Helio G81 Ultimate | Unisoc T7250 |
| CPU | Octa-core: 2x2.0GHz Cortex-A75 + 6x1.7GHz Cortex-A55 | — |
| GPU | Mali-G52 | — |
| Memory | ||
|---|---|---|
| Card Slot | microSD up to 2TB | microSD support, limit varies by retail pack |
| Internal Storage | 128GB | 128GB |
| RAM | 4GB | 4GB |
| Main Camera | ||
|---|---|---|
| Single Camera | 8MP | 13MP |
| Features | 8MP, f/2.0, autofocus, rear dual flash; modes include AI Cam, Video, Dual Video, Portrait, Time-Lapse, Super Night, Pro, Panorama and Documents | 13MP rear camera |
| Video | 2K 30fps, 1080p 30fps, 720p 30fps | — |
| Selfie Camera | ||
|---|---|---|
| Resolution | 8MP | 8MP |
| Features | 8MP, f/2.0, fixed focus | 8MP front camera |
| Video | 2K 30fps, 1080p 30fps, 720p 30fps | — |
| Sound | ||
|---|---|---|
| Loudspeaker | Yes (mono) | Yes (mono) |
| 3.5mm Jack | Yes | — |
| Features | ||
|---|---|---|
| Fingerprint | Fingerprint sensor | — |
| Sensors | G-sensor, e-compass, software gyroscope, light sensor, proximity sensor, fingerprint, motor, infrared blaster | — |
| Battery | ||
|---|---|---|
| Capacity | 5200mAh | 5200mAh |
| Wired Charging | 15W | 18W |
| Reverse Charging | Yes | — |
| Misc | ||
|---|---|---|
| Colors | Shadow Black, Polaris Titanium, Sunlike Orange, Cloudline Blue | Navy Blue, Pure Titanium, Fairy Purple |
| Models | X6840B | — |
| Display and design | ||
|---|---|---|
| Display | — | 6.75-inch 90Hz High Brightness display |
| Resolution | — | 720 x 1600 |
| Refresh rate | — | 90Hz |
| Colours | — | Navy Blue, Pure Titanium, Fairy Purple |
| Build notes | — | 7.65mm slim unibody design, IP64/drop-resistance positioning on launch coverage, and long-battery everyday use. |
| Performance and storage | ||
|---|---|---|
| Processor | — | Unisoc T7250 octa-core |
| Memory / storage | — | 128GB ROM + 4GB RAM in available configurations; official page lists 4GB/6GB/8GB RAM configurations with extended RAM |
| Operating system | — | itel OS 14.5, Android 14 class |
| Variant policy | — | RAM and storage can vary by selected configuration; confirm the chosen variant before checkout. |
| Camera and media | ||
|---|---|---|
| Rear camera | — | 13MP rear camera |
| Front camera | — | 8MP front camera |
| Audio / media | — | Loudspeaker and media support are regional-model dependent. |
Use the comparison table to choose based on the price, condition, and specs that matter most to you, especially ram / storage variants and official colours.
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