Realme 12X 5G (8GB RAM +128GB) has better RAM than Realme 15x 5G. In terms of display resolution, Realme 12X 5G (8GB RAM +128GB) has better resolution of 2400 x 1080 than Realme 15x 5G which has resolution of 1570 x 720. Both have the same amount of internal memory.
| Name | Realme 15x 5G | Realme 12X 5G (8GB RAM +128GB) |
| RAM | 6 GB | 8 GB |
|---|---|---|
| Display | 6.81 in | 6.72 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 7000 mAh | 5000 mAh |
| Camera | 50 MP + 2 MP Dual | 50 MP + 2 MP Dual |
| Price | Rs. 16999 | Rs. 13499 |
The launch Date of the first phone is October 01, 2025. The cost of Realme 15x 5G is Rs. 16999. The launch Date of the second phone is April 02, 2024. The cost of Realme 12X 5G (8GB RAM +128GB) is Rs. 13499.
Realme 15x 5G has larger screen size of 6.81 inches in comparison to Realme 12X 5G (8GB RAM +128GB)'s 6.72 inch screen. There is IPS Screen Type in both the phones. Realme 12X 5G (8GB RAM +128GB) has display density of 395 PPI & Realme 15x 5G has only 394 PPI display density. In terms of screen to body ratio, Realme 12X 5G (8GB RAM +128GB) has better screen to body ratio of ~ 91.4% than Realme 15x 5G's ~ 90.4%. Both mobiles have same aspect ratio of 20:9.
Realme 12X 5G (8GB RAM +128GB)'s larger 8 GB RAM is better for playing games and all with respect to Realme 15x 5G's lower 6 GB RAM. and both have same Internal Memory of 128 GB.
Realme 15x 5G has 50 MP + 2 MP Dual Rear Camera in comparison to Realme 12X 5G (8GB RAM +128GB)'s 50 MP + 2 MP Dual Rear Camera. Realme 15x 5G will be better choice if you're looking to click lot of selfies as it has better 50 MP Front Camera in comparison to Realme 12X 5G (8GB RAM +128GB)'s 8 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 15 and the second one on 14 version.
| Name | Realme 15x 5G | Realme 12X 5G (8GB RAM +128GB) |
| General | ||
| Model | 12x | |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | October 01, 2025 | April 02, 2024 |
| In The Box | 1 realme 15x 5G, 1 USB Type-C Cable, 1 80W Adapter, 1 Protect Case, 1 SIM Card Needle, 1 Screen Protect Film, 1 Quick Guide | Realme 12x, Power Adapter, USB Type-C Cable, Important Product Information (Including the Warranty Card), Quick Guide, SIM Card Needle, Screen Protect Film, Protect Case |
| Design | ||
| Dimensions | 77.93 x 166.07 x 8.28 mm | 76.1 x 165.6 x 7.69 mm |
| Weight | 212 g | 188 g |
| Bezel less | No | No |
| Colors | Aqua Blue, Marine Blue, Maroon Red | Twilight Purple, Woodland Green |
| Display | ||
| Type | Color IPS Screen (16M Colors) | Color IPS Screen (16.7M) |
| Touch | Yes, 180 Hz Touch Sampling Rate | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.81 inches, 720 x 1570 pixels, 144 Hz | 6.72 inches, 1080 x 2400 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 394 PPI | ~ 395 PPI |
| Screen to Body Ratio | ~ 90.4% | ~ 91.4% |
| Brightness | HBM 1200nit | |
| Features | Contrast Ratio: Typical 1500: 1; minimum 1200: 1 | Brightness: 800nit (typ)/950nit (HBM) |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 6 GB | 8 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Card Slot | Yes, (Hybrid Slot) | Yes, upto 2 TB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | 5G NR: n1/3/5/8/28B/40/41/77/78 | NR: n1/n3/n5/n8/n28B/n40/n41(2535-2655MHz)/n77/n78 |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Support 802.11 a/b/g/n, Wi-Fi 5(802.11ac) | Wi-Fi 5, Wi-Fi 4 & 802.11a/b/g/n/ac |
| Bluetooth | Yes, v5.3 | Yes, v5.3, Support SBC, AAC, APTX, APTX-HD, LDAC, LHDC |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB Tethering, USB on-the-go, USB Charging, USB Storage |
| Extra | ||
| GPS | Beidou, GPS, GLONASS, Galileo, QZSS | Yes, with GPS, Beidou, Glonass, Galileo, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Proximity sensor, Ambient light sensor, E-compass, Accelerometer | Geomagnetic Sensor, Light Sensor, Proximity Sensor, Gyro-meter, Acceleration Sensor |
| 3.5mm Headphone Jack | Yes | |
| AI Features | Al Edit Genie | |
| Water Resistance | Yes | |
| Splash Resistant | Yes | |
| IP Rating | IP69 Pro | IP54 |
| Dust Resistant | Yes | Yes |
| Extra Features | Dual-mic Noise Cancellation | Dual Stereo Speakers, Air Gestures, Rainwater Smart Touch, VC Cooling System, LPDDR4 RAM, 5G + 5G Dual Mode, Hi-Res Audio Certification, Antenna Array Matrix System 2.0, Mini Capsule 2.0 |
| Camera | ||
| Rear Camera | 50 MP (Wide Angle) Resolution: 4096x3072, Equivalent Focal Length: 28mm, FOV: 76°, Lens: 5P, Sensor: 1/2.93” 2 MP (Depth Sensor) | 50 MP ƒ/1.8 (Wide Angle) 2 MP ƒ/2.4 (Depth Sensor) 22 mm, 1/5, Black & White Camera |
| Camera Sensor | Sony IMX852 | |
| Auto Focus | Yes | Yes |
| Features | Photo, Portrait Mode, Night, Panorama, Cinematic, TIME-LAPSE, HI-RES, Underwater, PRO, Hypertext, TILT-SHIFT, AI LANDSCAPE Mode, Street Photography Mod, Dual-View Video Mode | Photo, Video, Night, Street, Pro, Pano, Portrait, Time-Lapse, Slo-Mo, Text Scanner, 50M, Tilt-Shift, Movie, Dual-View Video |
| Video Recording | 1080p @ 30 fps FHD, 720p @ 30 fps HD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 50 MP ƒ/2.4 (Wide Angle) OV50D40 50MP Resolution: 4080x3072 Equivalent Focal Length: 22mm FOV:87° Aperture:f/2.4 Lens:5P Sensor: 1/2.88" Punch Hole, Screen Flash | 8 MP ƒ/2 (Wide Angle) 80° Punch Hole, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v15 | Android v14 |
| Custom UI | Realme UI 6 | Realme UI 5.0 |
| Chipset | Mediatek Dimensity 6300 | Mediatek Dimensity 6100 Plus |
| CPU | 2.4 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | 2xCortex-A76@2.2 GHz & 6xCortex-A55@2.0 GHz |
| GPU | Arm Mali-G57 MC2 | Mali-G57 MC2 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA |
| Video | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV |
| FM Radio | No | No |
| Speaker Type | 1115 Ultra-Linear Speaker | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7000 mAh | 5000 mAh |
| Fast Charging | Yes, 60W SUPERVOOC Charge | Yes, 45W SUPERVOOC Charge |
| Reverse Charging | Yes, 6.5W | Yes |