Apple iPhone 18 Pro vs Samsung Galaxy S21 Ultra
Quick Comparison
Both Apple iPhone 18 Pro and Samsung Galaxy S21 Ultra comes with same RAM. In terms of display resolution, Samsung Galaxy S21 Ultra has better resolution of 3200 x 1440 than Apple iPhone 18 Pro which has resolution of 2622 x 1206. Both have the same amount of internal memory.
| Name | Apple iPhone 18 Pro | Samsung Galaxy S21 Ultra |
| RAM | 12 GB | 12 GB |
|---|---|---|
| Display | 6.3 in | 6.8 in |
| Internal Memory | 256 GB | 256 GB |
| Camera | 48 MP + 48 MP + 48 MP Triple | 108 MP Quad |
| Price | Rs. 139900 | Rs. 47990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is expected to be September 09, 2026 (Expected). The Expected cost of Apple iPhone 18 Pro is Rs. 139900. The launch Date of the second phone is January 14, 2021. The cost of Samsung Galaxy S21 Ultra is Rs. 47990.
Display comparison
Apple iPhone 18 Pro has screen size of 6.3 inches which falls short to Samsung Galaxy S21 Ultra's 6.8 inch screen. Apple iPhone 18 Pro has OLED Screen type where as Samsung Galaxy S21 Ultra has Screen type. Samsung's phone has display density of 515 PPI & Apple's phone has only 460 PPI display density. In terms of screen to body ratio, Samsung's phone has better screen to body ratio of ~ 89.8% than Apple's phone ~ 89.4%. Apple iPhone 18 Pro has 19.5:9 aspect ratio where as Samsung Galaxy S21 Ultra has 20:9 aspect ratio.
Memory comparison
Both phones come with 12 GB RAM and both have same Internal Memory of 256 GB.
Camera comparison
Samsung Galaxy S21 Ultra's 108 MP Quad Rear Camera outshines Apple iPhone 18 Pro's 48 MP + 48 MP + 48 MP Triple Rear Camera in terms of resolution. Apple iPhone 18 Pro will be better choice if you're looking to click lot of selfies as it has better 48 MP Front Camera in comparison to Samsung Galaxy S21 Ultra's 40 MP Front Camera.
Technical comparison
Apple iPhone 18 Pro has version 26 iOS Operating System where as Samsung Galaxy S21 Ultra has version 10 Android Operating System.
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Full Comparison
| Name | Apple iPhone 18 Pro | Samsung Galaxy S21 Ultra |
| General | ||
| Model | iPhone 18 Pro | Galaxy S21 Ultra 5G |
| 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 | |
| Device Type | Smartphone | Smartphone |
| Release Date | September 09, 2026 (Expected) | January 14, 2021 |
| Design | ||
| Dimensions | 75.6 x 165.1 x 8.9 mm | |
| Weight | 227 g | |
| Colors | Silver, Cosmic Orange, Deep Blue | |
| Display | ||
| Type | Color OLED Screen (1B Colors) | Color Dynamic AMOLED 2X (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.3 inches, 1206 x 2622 pixels, 120 Hz | 6.8 inches, 1440 x 3200 pixels, 120 Hz |
| Aspect Ratio | 19.5:9 | 20:9 |
| PPI | ~ 460 PPI | ~ 515 PPI |
| Screen to Body Ratio | ~ 89.4% | ~ 89.8% |
| Glass Type | Ceramic Shield 2 | Corning Gorilla Glass Victus |
| Brightness | 1,000 nits max brightness (typical); 1,600 nits peak brightness (HDR); 3,000 nits peak brightness (outdoor); 1 nit minimum brightness | |
| HDR Support | Yes, HDR10+ | |
| Features | Always-on Display, HDR10+, Curved Display | |
| Notch | Yes, Dynamic Island | Yes, Punch Hole |
| Curved Display | Yes | |
| Memory | ||
| RAM | 12 GB | 12 GB |
| Storage | 256 GB | 256 GB |
| Storage Type | UFS 3.1 | |
| Card Slot | No | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi‑Fi 7 | |
| Ultra Wideband (UWB) Support | Yes | |
| Bluetooth | Yes, v6.0 | Yes, v5.2, A2DP, LE |
| USB | Yes, USB-C v3.2 | Yes, USB-C v3.2 |
| USB Features | USB Tethering, USB Charging | USB on-the-go, USB Charging |
| Extra | ||
| GPS | yes with GPS, GLONASS, Galileo, QZSS, BeiDou and NavIC | Yes, with A-GPS, GLONASS, BDS, GALILEO |
| Fingerprint Sensor | No | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Face ID, Accelerometer, Gyro, Proximity, Compass, Barometer | Accelerometer, Gyro, Proximity, Compass, Barometer |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| AI Features | Apple Intelligence | |
| Water Resistance | Yes, 6 m upto 30 min, IP69 | Yes, 1.5 m upto 30 min |
| IP Rating | IP69 | IP68 |
| Dust Resistant | Yes | Yes |
| Extra Features | Apple N2 Wireless Networking Chip, Apple second-generation Ultra Wideband Chip | |
| Camera | ||
| Rear Camera | 48 MP ƒ/1.6 (Wide Angle) 48 MP ƒ/2.8 (Telephoto) 48 MP ƒ/2.2 (Ultra Wide) | 108 MP ƒ/1.8 10 MP ƒ/4.9 (Telephoto) 10 MP ƒ/2.4 (Telephoto) 12 MP ƒ/2.2 (Ultra Wide) |
| OIS | Yes | Yes |
| Auto Focus | Yes, Phase Detection autofocus | Yes |
| Features | Auto-HDR, Panorama | |
| Video Recording | 4K @ 120 fps UHD, 1080p @ 120 fps FHD | 8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 240/30/60 fps FHD, 720p @ 960 fps HD |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 48 MP ƒ/1.9 (Wide Angle) Retina Flash | 40 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus |
| Front Video Recording | 4K @ 60 fps UHD, 1080p @ 60 fps FHD | 4K @ 30/60 fps UHD, 1080p @ 30 fps FHD |
| Technical | ||
| OS | iOS v26 | Android v10 |
| Chipset | Apple A20 Pro | Samsung Exynos 2100 |
| CPU | 2.9 GHz, Octa Core Processor | |
| Core Details | 1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55 | |
| Fabrication Node | 3nm | |
| GPU | Mali-G78 MP14 | |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | AAC, APAC, MP3, Apple Lossless, FLAC, Dolby Digital, Dolby Digital Plus and Dolby Atmos, Spatial Audio playback | Yes |
| Video | HEVC, H.264, AV1 and ProRes, HDR with Dolby Vision, HDR10+/HDR10 and HLG | Yes |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | Li-ion Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes | Yes, 25W Fast Charging |
| Wireless Charging | Yes | Yes, 15W |
| Reverse Charging | Yes, 4.5W | |
| Reverse Wireless Charging | Yes | |