OnePlus 13R (16GB RAM + 512GB) vs Samsung Galaxy S21 Ultra
Quick Comparison
OnePlus 13R (16GB RAM + 512GB) has better RAM than Samsung Galaxy S21 Ultra. In terms of display resolution, Samsung Galaxy S21 Ultra has better resolution of 3200 x 1440 than OnePlus 13R (16GB RAM + 512GB) which has resolution of 2780 x 1264. OnePlus 13R (16GB RAM + 512GB) has more internal memory than Samsung Galaxy S21 Ultra
| Name | OnePlus 13R (16GB RAM + 512GB) | Samsung Galaxy S21 Ultra |
| RAM | 16 GB | 12 GB |
|---|---|---|
| Display | 6.78 in | 6.8 in |
| Internal Memory | 512 GB | 256 GB |
| Battery | 6000 mAh | 5000 mAh |
| Camera | 50 MP + 50 MP + 8 MP Triple | 108 MP Quad |
| Price | Rs. 47998 | Rs. 48999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is January 07, 2025. The cost of OnePlus 13R (16GB RAM + 512GB) is Rs. 47998. The launch Date of the second phone is January 14, 2021. The cost of Samsung Galaxy S21 Ultra is Rs. 48999.
Display comparison
Samsung Galaxy S21 Ultra has larger screen size of 6.8 inches in comparison to OnePlus 13R (16GB RAM + 512GB)'s 6.78 inch screen. OnePlus 13R (16GB RAM + 512GB) has AMOLED Screen type where as Samsung Galaxy S21 Ultra has Screen type. Samsung's phone has display density of 515 PPI & OnePlus's phone has only 450 PPI display density. In terms of screen to body ratio, OnePlus's phone has better screen to body ratio of ~ 91.2% than Samsung's phone ~ 89.8%. OnePlus 13R (16GB RAM + 512GB) has 19.8:9 aspect ratio where as Samsung Galaxy S21 Ultra has 20:9 aspect ratio.
Memory comparison
OnePlus 13R (16GB RAM + 512GB)'s larger 16 GB RAM is better for playing games and all with respect to Samsung Galaxy S21 Ultra's lower 12 GB RAM. OnePlus 13R (16GB RAM + 512GB) has more Internal Memory (512 GB) than Samsung Galaxy S21 Ultra (256 GB).
Camera comparison
Samsung Galaxy S21 Ultra's 108 MP Quad Rear Camera outshines OnePlus 13R (16GB RAM + 512GB)'s 50 MP + 50 MP + 8 MP Triple Rear Camera in terms of resolution. Samsung Galaxy S21 Ultra will be better choice if you're looking to click lot of selfies as it has better 40 MP Front Camera in comparison to OnePlus 13R (16GB RAM + 512GB)'s 16 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 15 and the second one on 10 version.
Related Comparisons
Full Comparison
| Name | OnePlus 13R (16GB RAM + 512GB) | Samsung Galaxy S21 Ultra |
| General | ||
| Model | CPH2645 | Galaxy S21 Ultra 5G |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | January 07, 2025 | January 14, 2021 |
| In The Box | OnePlus 13R, SUPERVOOC Power Adapter, Type-A to C Cable, Quick Start Guide, Protective Case, SIM Tray Ejector | |
| Design | ||
| Dimensions | 75.8 x 161.7 x 8 mm | 75.6 x 165.1 x 8.9 mm |
| Weight | 206 g | 227 g |
| Colors | Astral Trail, Nebula Noir | |
| Display | ||
| Type | Color AMOLED Screen (1B Colors) | Color Dynamic AMOLED 2X (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.78 inches, 1264 x 2780 pixels, 120 Hz | 6.8 inches, 1440 x 3200 pixels, 120 Hz |
| Aspect Ratio | 19.8:9 | 20:9 |
| PPI | ~ 450 PPI | ~ 515 PPI |
| Screen to Body Ratio | ~ 91.2% | ~ 89.8% |
| Glass Type | Corning Gorilla Glass 7i | Corning Gorilla Glass Victus |
| Features | HDR10+, Dolby Vision, HDR Vivid, 1600 nits (HBM), 4500 nits (peak) | Always-on Display, HDR10+, Curved Display |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes | |
| Memory | ||
| RAM | 16 GB | 12 GB |
| Storage | 512 GB | 256 GB |
| Storage Type | UFS 4 | UFS 3.1 |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | n1/n3/n5/n8/n28A/n40/n41/n77/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 802.11 a/b/g/n/ac/6e/7 | |
| Bluetooth | Yes, v5.4, SBC & aptX HD & LDAC & AAC | Yes, v5.2, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C v3.2 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes, with A-GPS(L1+L5), GLONASS(G1), BDS(B1I+B1C+B2a), Galileo(E1+E5a), QZSS(L1+L5), NavIC(L5) | Yes, with A-GPS, GLONASS, BDS, GALILEO |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass | Accelerometer, Gyro, Proximity, Compass, Barometer |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| Water Resistance | Yes | Yes, 1.5 m upto 30 min |
| IP Rating | IP65 | IP68 |
| Dust Resistant | Yes | |
| Extra Features | 4 Years of Major Updates and 6 Years of Security, 1,708,877 in AnTuTu, and 2,194 in Geekbench 6, LPDDR5X RAM,Dolby Vision, HDR10+, HDRViVid | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 24mm (wide), 1/1.56", 1.0µm, multi-directional PDAF, OIS 50 MP ƒ/2 (Telephoto) 47mm (telephoto), 1/2.75", 0.64µm, PDAF, 2x optical zoom 8 MP ƒ/2.2 (Ultra Wide) 16mm, 112˚ (ultrawide), 1/4.0", 1.12µm | 108 MP ƒ/1.8 10 MP ƒ/4.9 (Telephoto) 10 MP ƒ/2.4 (Telephoto) 12 MP ƒ/2.2 (Ultra Wide) |
| Camera Sensor | LYT-700 | |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Frame Watermark, Auto HDR, Interval Shooting, Nightscape, Hi-Res Mode, Pro Mode, Movie Mode, Ultra Steady Mode, Dual-view Video, Portrait Mode, Video Portrait, Pano, Macro, Slo-mo, Time-lapse, Long Exposure, Text-scanner, Retouching, Filters, Tilt-Shift | Auto-HDR, Panorama |
| Video Recording | 4K @ 60 fps UHD, 1080p @ 60 fps FHD | 8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 240/30/60 fps FHD, 720p @ 960 fps HD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 16 MP ƒ/2.4 (Wide Angle) Punch Hole, Screen Flash | 40 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus |
| Front Video Recording | 1080p @ 30 fps FHD | 4K @ 30/60 fps UHD, 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v15 | Android v10 |
| Custom UI | OxygenOS 15 | |
| Chipset | Qualcomm Snapdragon 8 Gen3 | Samsung Exynos 2100 |
| CPU | 3.3 GHz, Octa Core Processor | 2.9 GHz, Octa Core Processor |
| Core Details | 1xCortex-X4@3.3 GHz & 5xCortex-A720@3.2 GHz & 2x Cortex-A520@2.3 GHz | 1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55 |
| GPU | Adreno 750 | Mali-G78 MP14 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AAC, APE, AMR, WAV, MID, OGG, FLAC, WMA | Yes |
| Video | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | Yes |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh, Si/C | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 80W Fast Charging | Yes, 25W Fast Charging |
| Wireless Charging | Yes, 15W | |
| Reverse Charging | Yes, 4.5W | |