Xiaomi 18 Ultra vs Realme P4s 5G (12GB RAM + 256GB)
Here you can compare Xiaomi 18 Ultra and Realme P4s 5G (12GB RAM + 256GB). Comparing Xiaomi 18 Ultra vs Realme P4s 5G (12GB RAM + 256GB) on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Xiaomi 18 Ultra stands against Realme P4s 5G (12GB RAM + 256GB) and which one should you buy The current lowest price found for Xiaomi 18 Ultra is ₹1,19,990 and for Realme P4s 5G (12GB RAM + 256GB) is ₹41,999. The details of both of these products were last updated on Sep 01, 2026.
| Specification | Xiaomi 18 Ultra | Realme P4s 5G (12GB RAM + 256GB) |
|---|---|---|
| Rear Camera | 200 MP (Wide Angle) 200 MP (Telephoto) 50 MP (Ultra Wide) | 50 MP ƒ/1.8 (Wide Angle) FOV 77.9°; 5P lens; AF Supported; Supports 2-axis OIS 2 MP ƒ/2.2 f/2.2; FOV 112°; 5P lens |
| RAM | 16 GB | 12 GB |
| Battery | 7000 mAh | 8000 mAh |
| Internal Memory | 512 GB | 256 GB |
| CPU | Octa Core Processor | 2.6 GHz, Octa Core Processor |
| Price | ₹1,19,990 | ₹41,999 |
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Overview
| Specs Score | 94 / 100 Better Specs | 74 / 100 |
| Display Resolution | 1200 x 2608 pixels | 1272 x 2772 pixels Better Resolution |
| RAM | 16 GB More RAM | 12 GB |
| Storage | 512 GB More Storage | 256 GB |
| CPU Clock Speed | 2.6 GHz Faster Clock Speed | |
| Rear Camera | 200 MP + 200 MP + 50 MP Triple Better Camera Resolution | 50 MP + 2 MP Dual |
| Front Camera | 50 MP Better Front Camera Resolution | 16 MP |
| Weight | 208 g Lighter | |
| Thickness | 8.6 mm Slimmer | |
| Battery | 7000 mAh | 8000 mAh Bigger Battery |
| Unique Features | NFC Wireless Charging | No No |
General
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | eSIM+eSIM SIM | Nano+Nano SIM |
| eSIM Support | Yes | No |
| Device Type | Smartphone | Smartphone |
| OS Updates | 3 years | |
| Security Updates | 4 years | |
| Release Date | February 28, 2027 (Expected) | August 26, 2026 |
| In The Box | Phone x 1, Charger x 1, USB Data Cable x 1, SIM Ejector Tool x 1, Protective Case x 1, Quick Guide x 1 |
Design
| Dimensions | 77.6 x 162.6 x 8.6 mm | |
| Weight | 208 g | |
| Bezel less | Yes | No |
| Qwerty | No | |
| Colors | Titanium Gray, Electric Cyan |
Display
| Type | Color LTPO AMOLED Screen (68B) | Color AMOLED Flexible Screen (1.07 b) |
| Touch | Yes, 300 Hz Touch Sampling Rate | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.9 inches, 1200 x 2608 pixels, 120 Hz | 6.78 inches, 1272 x 2772 pixels, 144 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 416 PPI | ~ 450 PPI |
| Screen to Body Ratio | ~ 92.3% | ~ 93.57% |
| Glass Type | AGC DT star D+ | |
| Brightness | 5000 nits (peak) | Normal brightness: 1000 nits(Typical), HBM: 1400 nits(Typical),, 6500nits |
| HDR Support | Yes | |
| Adaptive Refresh Rate | Yes, LTPO | |
| Color Gamut | Vivid mode: 100% DCI-P3, Natural mode: 100% sRGB, Cinematic mode: 100% DCI-P3, Colorful mode: 100% DCI-P3 | |
| Features | 1132 nits max brightness (measured) | 1.5K Samsung Flagship AMOLED Display, Segment-Leading 3000Hz Instant Touch Sampling Rate |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes |
Memory
| RAM | 16 GB | 12 GB |
| RAM Type | LPDDR5X | LPDDR4X |
| Expandable RAM | Upto 14 GB Extra Virtual RAM | |
| Storage | 512 GB | 256 GB |
| Storage Type | UFS 4.1 | UFS 3.1 |
| Card Slot | No | No |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | 5G NR: n1/n3/n5/n8/n28B/n40/n41(2535MHz-2655MHz)/n77/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | WiFi 6 support | Wi-Fi 5 (802.11ac) Supported 802.11a/b/g/n Supported Wi-Fi Display Supported WLAN Tethering Supported |
| Bluetooth | Yes, v6.0 | Yes, v5.4, SBC, AAC, LDAC, aptX, aptX HD, LHDC 5.0 |
| USB | Yes, USB-C v3.2 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging, USB Storage |
| IR Blaster | Yes | Yes |
Performance
| Geekbench Score | 2,960 (Single Core) |
Extra
| GPS | Yes | Beidou, GPS, GLONASS, Galileo, QZSS |
| Fingerprint Sensor | Yes, In Display | Yes, In Display Optical |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Gyro, Compass, Barometer | Proximity Sensor, Ambient Light Sensor, Color Temperature Sensor, E-compass, Accelerometer, Gyroscope, In-display Optical Fingerprint Sensor, Infrared Remote Control |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | |
| Cooling System | 7000mm² Airflow VC Cooling System | |
| Gaming Features | GT Mode, AI Gaming Partner, AI Hyper Motion, Dedicated Gaming Chip, Game Al Always-on HDR | |
| AI Features | AI LightMe, AI StyleMe, AI Framing | |
| Water Resistance | Yes, 6 m upto 30 min | Yes |
| IP Rating | IP69 | IP66&IP68&IP69 Triple Certification |
| Dust Resistant | Yes | Yes |
| Extra Features | Hyper Vision+ AI Chip, HyperSignal Antenna System |
Camera
| Rear Camera | 200 MP (Wide Angle) 200 MP (Telephoto) 50 MP (Ultra Wide) | 50 MP ƒ/1.8 (Wide Angle) FOV 77.9°; 5P lens; AF Supported; Supports 2-axis OIS 2 MP ƒ/2.2 f/2.2; FOV 112°; 5P lens |
| Camera Sensor | LYT-900 | |
| OIS | Yes | |
| Auto Focus | Yes, Laser AF | Yes |
| Features | Laser AF, color spectrum sensor, Leica lenses, HDR, panorama | Photo, AI-Landscape，Video, Portrait, Night, Panorama, Street，Food，SLO-MO, Long Exposure, Dual-view video, TIME-LAPSE, HI-RES, Google Lens, Underwater, PRO, Hypertext, Scan, TILT-SHIFT, Pro Video, 4K video: 30 fps, 1080P video: 60 fps, 30 fps(with Retouch on), 720P video: 60 fps, 30 fps, 4K EIS/OIS video: 30 fps, 1080P EIS/OIS video: 60 fps, 30 fps(with Retouch on), 1080P SLO-MO video: 120 fps, 720P SLO-MO video: 240 fps, 120 fps, 1080P TIME-LAPSE: 30 fps, 4K Pro video: 30fps 24fps, 1080P Pro video: 60fps 30fps 24fps, 4K EIS/OIS Pro video: 30fps 24fps, 1080P EIS/OIS Pro video: 60fps 30fps 24fps, Supports Pro video HDR shooting, Supports Dual-view video shooting, Supports video zoom shooting: Optical zoom not supported, up to 10x digital zoom |
| Video Recording | 8K @ 30 fps UHD, 1080p, 4K | 1080p @ 30 fps FHD, 4K @ 30 fps UHD |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 50 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus, Screen Flash | 16 MP ƒ/2.4 (Wide Angle) FOV 85°; 4P lens Punch Hole, Screen Flash |
| Front Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v17 | Android v16 |
| Custom UI | Xiaomi HyperOS 4 | Realme UI 7 |
| Chipset | Qualcomm Snapdragon 8 Elite Gen 6 | Mediatek Dimensity 7400 |
| CPU | Octa Core Processor | 2.6 GHz, Octa Core Processor |
| Core Details | 4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55 | |
| Fabrication Node | 3 nm | 4nm |
| GPU | Mali-G615 MC2 | |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA |
| Video | MP4, MKV, WEBM, 3GP, TS, HDR10+, Supports HDR Display When Playing HDR10+, Dolby Vision, HDR Vivid Video Content | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV |
| FM Radio | No | No |
| Speaker Type | Stereo | Dual Stereo |
| Audio Features | 4-Mic Array, 24-bit/192kHz Hi-Res & Hi-Res Wireless Audio. Qualcomm XPAN (24-bit/96kHz Audio), Dolby Atmos | 300% Super Volume |
| Audio Jack Type | USB Type-C | |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7000 mAh | 8000 mAh |
| Fast Charging | Yes, 100W | Yes, 80W Ultra Charge |
| Wireless Charging | Yes, 50W | |
| Reverse Charging | Yes, 22.5W | Yes |
| Reverse Wireless Charging | Yes, 10W | |
| Bypass Charging | Yes |
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