Infinix Smart 20 (4GB RAM + 128GB) vs Infinix SMART 20 HD
Quick Comparison
Infinix Smart 20 (4GB RAM + 128GB) has better RAM than Infinix SMART 20 HD. In terms of display resolution, Infinix SMART 20 HD has better resolution of 1600 x 720 than Infinix Smart 20 (4GB RAM + 128GB) which has resolution of 1576 x 720. Infinix Smart 20 (4GB RAM + 128GB) has more internal memory than Infinix SMART 20 HD
| Name | Infinix Smart 20 (4GB RAM + 128GB) | Infinix SMART 20 HD |
| RAM | 4 GB | 3 GB |
|---|---|---|
| Display | 6.78 in | 6.67 in |
| Internal Memory | 128 GB | 64 GB |
| Battery | 5200 mAh | 5000 mAh |
| Camera | 8 MP | 8 MP |
| Price | Rs. 13975 | Rs. 10999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is June 08, 2026. The cost of Infinix Smart 20 (4GB RAM + 128GB) is Rs. 13975. The cost of Infinix SMART 20 HD is Rs. 10999.
Display comparison
Infinix SMART 20 HD has screen size of 6.67 inches which falls short to Infinix Smart 20 (4GB RAM + 128GB)'s 6.78 inch screen. Infinix Smart 20 (4GB RAM + 128GB) has IPS LCD Screen type where as Infinix SMART 20 HD has LCD Screen type. Infinix SMART 20 HD has display density of 263 PPI & Infinix Smart 20 (4GB RAM + 128GB) has only 259 PPI display density.
Memory comparison
Infinix Smart 20 (4GB RAM + 128GB)'s larger 4 GB RAM is better for playing games and all with respect to Infinix SMART 20 HD's lower 3 GB RAM. Infinix Smart 20 (4GB RAM + 128GB) has more Internal Memory (128 GB) than Infinix SMART 20 HD (64 GB).
Camera comparison
Infinix Smart 20 (4GB RAM + 128GB) has 8 MP Rear Camera in comparison to Infinix SMART 20 HD's 8 MP Rear Camera. Both of them stand equal in terms of Front Camera Resolution as both have 8 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 16 and the second one on 15 version.
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Full Comparison
| Name | Infinix Smart 20 (4GB RAM + 128GB) | Infinix SMART 20 HD |
| General | ||
| Model | X6840, SMART 20 | X6725, SMART 20 HD |
| Sim Type | Dual Sim | Dual Sim |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | June 08, 2026 | |
| In The Box | 1 X Handset, 1 X 10W Adaptor, 1 X USB Type-C Cable, 1 X Soft Film, 1 X TPU Case, 1 X SIM Ejector pin, 1 X Quick Start Guide, 1 X Warranty Card | 1 x Handset, 1 x Adaptor, 1 x USB Type-C Cable, 1 x Soft Film, 1 x TPU Case, 1 x SIM Ejector pin, 1 x Quick Start Guide, 1 x Warranty Card |
| Design | ||
| Dimensions | 78.8 x 167.7 x 7.7 mm | 77.01 x 165.62 x 8.25 mm |
| Weight | 189 g | 189 g |
| Colors | Shadow Black/Polaris Titanium/ Sunlike Orange/Cloudline Blue | Silver Dancer |
| Display | ||
| Type | Color IPS LCD Screen (16M Colors) | Color LCD Screen |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes |
| Size | 6.78 inches, 720 x 1576 pixels, 120 Hz | 6.67 inches, 720 x 1600 pixels, 120 Hz |
| Aspect Ratio | 19.7:9 | |
| PPI | ~ 259 PPI | ~ 263 PPI |
| Brightness | 560 nits (Typical), 700 nits (HBM) | 700nits |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 4 GB | 3 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | Upto 3 GB Extra Virtual RAM |
| Storage | 128 GB | 64 GB |
| Storage Type | eMMC | |
| Card Slot | Yes, upto 2 TB | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | No | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 802.11 (a/b/g/n/ac) | |
| Bluetooth | Yes | Yes, v5.0 |
| USB | Yes, USB-C v2.0 | Yes |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB Tethering, USB on-the-go |
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes | Yes |
| Fingerprint Sensor | Yes, Side | |
| Sensors | G-sensor, E-compass, Gyroscope (By Software), Light Sensor, Proximity Sensor, Motor, IR Blaster | G-sensor, E-compass, Gyroscope (By Software), Light Sensor, Proximity Sensor, Motor, IR Blaster |
| 3.5mm Headphone Jack | Yes | |
| AI Features | One-Tap Infinix AI, AI Voice Assistant- Folax, AI Wallpaper Generator | |
| Splash Resistant | Yes | Yes |
| IP Rating | IP64 | IP64 |
| Dust Resistant | Yes | Yes |
| Extra Features | Always on Display "limited time", Dynamic Bar, Game Mode, Floating Windows, Split-screen Apps, Call Noise Cancellation, Ultra Link | |
| Camera | ||
| Rear Camera | 8 MP (Main) 1/4'' sensor, 1.12um, AF | 8 MP |
| Auto Focus | Yes | Yes |
| Features | AI Cam, Video, Dual Video, Portrait, Time-Lapse, Super Night, Pro, Panorama, Documents | AF, Rear Dual Flash, AI Cam, Video, Dual Video, Beauty, Portrait, Time-Lapse, Super Night, Pro, Panorama, Documents |
| Video Recording | 1440p @ 30 fps QHD, 1080p @ 30 fps FHD | No |
| Flash | Yes, Dual LED | |
| Front Camera | 8 MP 1/4'' sensor, 1.12um, AF Punch Hole | 8 MP Punch Hole |
| Front Video Recording | 1440p @ 30 fps QHD, 1080p @ 30 fps FHD | |
| Front Camera Features | Time Lapse, Dual Video, Wide Selfie | Time Lapse, Dual Video, Wide Selfie |
| Technical | ||
| OS | Android v16 | Android v15 |
| Custom UI | XOS16 | |
| Chipset | Mediatek Helio G81 Ultimate | Unisoc T7250 |
| CPU | 2 GHz, Octa Core Processor | 1.8 GHz, Octa Core Processor |
| GPU | Mali G52 | |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, FLAC, OGG WAV, AAC, AMR, AWB, APE, MIDI | Yes |
| Video | MP4, MKV, TS, 3GP, WEBM | Yes |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5200 mAh | 5000 mAh |
| Fast Charging | Yes, 15W | Yes, 15W |
| Reverse Charging | Yes, 5W | |
| StandBy Time | 38 days | |