Both Samsung Galaxy S21 Plus 5G (8GB RAM + 256GB) and Oppo K13 Turbo (8GB RAM + 256GB) comes with same RAM. In terms of display resolution, Oppo K13 Turbo (8GB RAM + 256GB) has better resolution of 2800 x 1280 than Samsung Galaxy S21 Plus 5G (8GB RAM + 256GB) which has resolution of 2400 x 1080. Both have the same amount of internal memory.
| Name | Samsung Galaxy S21 Plus 5G (8GB RAM + 256GB) | Oppo K13 Turbo (8GB RAM + 256GB) | 
| RAM | 8 GB | 8 GB | 
|---|---|---|
| Display | 6.7 in | 6.8 in | 
| Internal Memory | 256 GB | 256 GB | 
| Battery | 4800 mAh | 7000 mAh | 
| Camera | 64 MP + 12 MP + 12 MP Triple | 50 MP + 2 MP Dual | 
| Price | Rs. 85999 | Rs. 26940 | 
The launch Date of the first phone is January 14, 2021. The cost of Samsung Galaxy S21 Plus 5G (8GB RAM + 256GB) is Rs. 85999. The launch Date of the second phone is July 21, 2025. The cost of Oppo K13 Turbo (8GB RAM + 256GB) is Rs. 26940.
Oppo K13 Turbo (8GB RAM + 256GB) has larger screen size of 6.8 inches in comparison to Samsung Galaxy S21 Plus 5G (8GB RAM + 256GB)'s 6.7 inch screen. Samsung Galaxy S21 Plus 5G (8GB RAM + 256GB) has Screen type where as Oppo K13 Turbo (8GB RAM + 256GB) has AMOLED Screen type. OPPO's phone has display density of 453 PPI & Samsung's phone has only 394 PPI display density. In terms of screen to body ratio, OPPO's phone has better screen to body ratio of ~ 89.8% than Samsung's phone ~ 88.3%. Samsung Galaxy S21 Plus 5G (8GB RAM + 256GB) has 20:9 aspect ratio where as Oppo K13 Turbo (8GB RAM + 256GB) has 20:9 aspect ratio.
Both mobiles come with 8 GB RAM and both have same Internal Memory of 256 GB.
Oppo K13 Turbo (8GB RAM + 256GB)'s 50 MP + 2 MP Dual Rear Camera outclasses Samsung Galaxy S21 Plus 5G (8GB RAM + 256GB)'s 64 MP + 12 MP + 12 MP Triple Rear Camera in terms of resolution. Oppo K13 Turbo (8GB RAM + 256GB) will be better choice if you're looking to click lot of selfies as it has better 16 MP Front Camera in comparison to Samsung Galaxy S21 Plus 5G (8GB RAM + 256GB)'s 10 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 10 and the second one on 15 version.
| Name | Samsung Galaxy S21 Plus 5G (8GB RAM + 256GB) | Oppo K13 Turbo (8GB RAM + 256GB) | 
| General | ||
| Country of Origin | India | |
| Model | Galaxy S21+ 5G | PLM110 | 
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM | 
| Dual Sim | Yes | Yes | 
| Sim Size | Nano+Nano SIM | Nano+Nano SIM | 
| SAR | 1.19 W/kg (Head) 0.75 W/kg (Body) | |
| Device Type | Smartphone | Smartphone | 
| Release Date | January 14, 2021 | July 21, 2025 | 
| In The Box | Phone x 1, Charger x 1, USB data cable x 1, Quick Guide x 1, SIM Ejector Tool x 1, Protective Case x 1, Fan Cleaning Brush | |
| Design | ||
| Dimensions | 75.6 x 161.5 x 7.8 mm | 77.2 x 162.8 x 8.31 mm | 
| Weight | 200 g | 207 g | 
| Bezel less | No | |
| Colors | Black Warrior, Purple No. 1, Knight White | |
| Display | ||
| Type | Color Dynamic AMOLED 2X (16M Colors) | Color AMOLED Screen (1.07B) | 
| Touch | Yes | Yes, 240 Hz Touch Sampling Rate | 
| Size | 6.7 inches, 1080 x 2400 pixels, 120 Hz | 6.8 inches, 1280 x 2800 pixels, 120 Hz | 
| Aspect Ratio | 20:9 | 20:9 | 
| PPI | ~ 394 PPI | ~ 453 PPI | 
| Screen to Body Ratio | ~ 88.3% | ~ 89.8% | 
| Glass Type | Corning Gorilla Glass Victus | AGC DT-Star D+ | 
| Brightness | Normal brightness: 600nits (Typical), HBM: 1600nits (Typical) | |
| Features | Always-on Display, HDR10+ | Vivid mode: 100% DCI-P3, Natural mode: 100% DCI-P3, Cinematic mode: 100% DCI-P3, Colourful mode: 100% DCI-P3 | 
| Notch | Yes, Punch Hole | Yes, Punch Hole | 
| Curved Display | No | |
| Memory | ||
| RAM | 8 GB | 8 GB | 
| RAM Type | LPDDR5X | |
| Storage | 256 GB | 256 GB | 
| Storage Type | UFS 3.1 | UFS 3.1 | 
| Card Slot | 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/n38/n40/n41/n48/n77/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By | 
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot | 
| Wifi Version | Wi-Fi 6 (802.11ax) Supported, Wi-Fi 5 (802.11ac) Supported, 802.11a/b/g/n Supported, Wi-Fi Display Supported, WLAN Tethering Supported, Wi-Fi 5GHz 160MHz Supported, 2 × 2 MIMO Supported | |
| Bluetooth | Yes, v5.0, A2DP, LE | 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 on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging | 
| IR Blaster | Yes | |
| Performance | ||
| AnTuTu Score | 1,622,459 (Total) (v10) 405,523 (CPU) 660,135 (GPU) 267,279 (Memory) 289,522 (UX) | |
| AnTuTu Storage Score | 157,486 | |
| Geekbench Score | 5,975 (Multi Core) (v6) 1,424 (Single Core) 12,232 (OpenCL) 12,693 (Vulkan) | |
| 3DMark Score | 3,986 (Wild Life Extreme) | |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | Single band: Beidou, GPS, GLONASS, Galileo, QZSS | 
| Fingerprint Sensor | Yes, In Display | Yes, In Display | 
| Face Unlock | Yes | Yes | 
| Sensors | Accelerometer, Gyro, Proximity, 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 | |
| AI Features | AI Eraser 2.0, AI Unblur, AI Reflection Remover, AI Clarity Enhancer, Game Camera, AI Screen Detectors, Splash Touch, Glove Mode | |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes, 2 m upto 30 min | 
| IP Rating | IP68 | IPX9 and IPX8 and IPX6 | 
| Dust Resistant | Yes | Yes | 
| Extra Features | Bypass Charging, Turbo Breathing Light, Touch Optimization, Ultra-performance Outdoor Mode 2.0, X-axis Linear Motor, In-Built Cooling Fan, Best-in-Class Passive Cooling System, Intelligent Charging Engine 5.0, Charging deceleration, Extended charging protection | |
| Camera | ||
| Rear Camera | 12 MP ƒ/1.8 (Wide Angle) 64 MP ƒ/2 (Telephoto) 12 MP ƒ/2.2 (Ultra Wide) | 50 MP ƒ/1.8 (Wide Angle) FOV 76°; 5P lens; AF Supported 2 MP FOV 89°; 3P lens | 
| OIS | Yes | |
| Auto Focus | Yes | Yes | 
| Features | Auto-HDR, Panorama | Photo, Video, Portrait, Night, PRO, Panorama, SLO-MO, Dual-view video, TIME-LAPSE, STICKER, HI-RES, DOC SCANNER, Google Lens | 
| Video Recording | 8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 240/30/60 fps FHD, 720p @ 960 fps HD | 4K, 1080p | 
| Flash | Yes, LED | Yes, LED | 
| Front Camera | 10 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus | 16 MP ƒ/2.4 (Wide Angle) FOV 85°; 4P lens Punch Hole | 
| Front Video Recording | 4K @ 30/60 fps UHD, 1080p @ 30 fps FHD | 1080p | 
| Technical | ||
| OS | Android v10 | Android v15 | 
| Custom UI | ColorOS 15 | |
| Chipset | Samsung Exynos 2100 | Mediatek Dimensity 8450 | 
| CPU | 2.9 GHz, Octa Core Processor | 3.25 GHz, Octa Core Processor | 
| Core Details | 1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55 | 1x3.21 GHz Cortex-X4 & 3x3.0 GHz Cortex-A720 & 2x2.8 GHz Cortex-A720 & 2x2.0 GHz Cortex-A720) | 
| Fabrication Node | 4nm | |
| GPU | Mali-G78 MP14 | Mali-G720 MC7 | 
| Java | No | No | 
| Browser | Yes | Yes | 
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | MP3, AMR, APE, OGG, FLAC, WAV, MIDI, WMA | 
| Video | Yes | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | 
| FM Radio | No | No | 
| Speaker Type | Stereo | |
| Audio Features | An Immersive Surround Sound Experience | |
| Audio Jack Type | USB Type-C | |
| Document Reader | Yes | Yes | 
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery | 
| Size | 4800 mAh, Li-Po Battery | 7000 mAh, BLPC37 Lithium Ion Polymer Battery | 
| Fast Charging | Yes, 25W Fast Charging | Yes, 80W | 
| Wireless Charging | Yes, 15W | |
| Reverse Charging | Yes, 4.5W | Yes |