OnePlus 15 vs Samsung Galaxy M21 (6GB RAM + 128GB)
Here you can compare OnePlus 15 and Samsung Galaxy M21 (6GB RAM + 128GB). Comparing OnePlus 15 vs Samsung Galaxy M21 (6GB RAM + 128GB) on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how OnePlus 15 stands against Samsung Galaxy M21 (6GB RAM + 128GB) and which one should you buy The current lowest price found for OnePlus 15 is ₹72,999 and for Samsung Galaxy M21 (6GB RAM + 128GB) is ₹14,499. The details of both of these products were last updated on Nov 22, 2025.
| Specification | OnePlus 15 | Samsung Galaxy M21 (6GB RAM + 128GB) |
|---|---|---|
| Internal Memory | 256 GB | 128 GB |
| RAM | 12 GB | 6 GB |
| Battery | 7300 mAh, Si/C | 6000 mAh, Li-Po Battery |
| OS | Android v16 | Android v10.0, upgradable to v11 |
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) Sensor: Sony's IMX906, Lens Quantity: 6P, Optical Image Stabilization: Yes, Aperture: ƒ/1.8, Field of View: 84°, Autofocus: Yes 50 MP ƒ/2.8 (Telephoto) Sensor: S5KJN5 with 3.5X optical zoom, 7x optical quality zoom, Lens Quantity: 4P, Optical Image Stabilization: Yes, Aperture: ƒ/2.8, Field of View: 30°, Autofocus: Yes, Ultra Res (digital) Zoom: up to 120x zoom 50 MP ƒ/2 (Ultra Wide) Sensor: OV50D, Lens Quantity: 6P, Aperture: ƒ/2.0, Field of view: 116°, Autofocus: Yes | 48 MP ƒ/2 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.2 (Depth Sensor) |
| Price | ₹72,999 | ₹14,499 |
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Overview
| Specs Score | 92 / 100 Better Specs | 78 / 100 |
| Display Size | 6.78 in Bigger Display | 6.4 in |
| Display Resolution | 1272 x 2772 pixels Better Resolution | 1080 x 2340 pixels |
| Screen To Body Ratio | ~ 95.5% Less Bezels | ~ 84.2% |
| RAM | 12 GB More RAM | 6 GB |
| Storage | 256 GB More Storage | 128 GB |
| CPU Clock Speed | 4.6 GHz Faster Clock Speed | 2.3 GHz |
| Front Camera | 32 MP Better Front Camera Resolution | 20 MP |
| Weight | 211 g | 188 g Lighter |
| Thickness | 8.1 mm Slimmer | 8.9 mm |
| Battery | 7300 mAh Bigger Battery | 6000 mAh |
| Unique Features | 5G No No Water Resistant NFC No Wireless Charging Reverse Charging IR Blaster | No 3.5mm Audio Jack FM Radio No No Memory Card Support No No No |
General
| Country of Origin | India | |
| Model | CPH2745, CPH2747, PLK110 | Galaxy M21 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| SAR | 1.17 W/kg (Head) 1 W/kg (Body) | |
| Device Type | Smartphone | Smartphone |
| Release Date | October 27, 2025 | March 18, 2020 |
| In The Box | OnePlus 15, Charger, USB data cable, SIM Ejector Tool, Protective Case, Quick Guide |
Design
| Dimensions | 76.7 x 161.4 x 8.1 mm | 75.1 x 159 x 8.9 mm |
| Weight | 211 g | 188 g |
| Colors | Infinite Black, Ultra Violet, Sand Storm |
Display
| Type | Color LTPO AMOLED Screen (1B Colors) | Color Super AMOLED Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.78 inches, 1272 x 2772 pixels, 165 Hz | 6.4 inches, 1080 x 2340 pixels |
| Aspect Ratio | 20/9 | 19.5:9 |
| PPI | ~ 450 PPI | ~ 403 PPI |
| Screen to Body Ratio | ~ 95.5% | ~ 84.2% |
| Glass Type | Corning Gorilla Glass Victus 2 | Corning Gorilla Glass 3 |
| Brightness | 800 nits (typ), 1800 nits (HBM) | |
| Features | Sun Display, Reduce White Point, Eye Comfort Reminders, Motion Cues, Minimum 1nit, Eye Comfort for Gaming | 420 nits (peak) |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
Memory
| RAM | 12 GB | 6 GB |
| RAM Type | LPDDR5X Ultra | |
| Storage | 256 GB | 128 GB |
| Storage Type | UFS 4.1 | |
| Card Slot | No | Yes, upto 512 GB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | 5G NR: n1/n2/n3/n5/n7/n8/n20/n26/n28/n38/n40/n41/n48/n66/n77/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 7 (802.11be), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi Display, WLAN Tethering, Wi-Fi 2.4GHz 2×2+Wi-Fi 5GHz 2×2 concurrent, Wi-Fi 5GHz 160MHz, 2×2 MIMO | |
| Bluetooth | Yes, v6.0, SBC, AAC, LDAC, aptX, aptX HD, aptX Adaptive, LHDC 5.0 | Yes, v5.0 |
| USB | Yes, USB-C v3.2 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes |
Performance
| AnTuTu Score | 4,187,391 (Total) (v10) |
Extra
| GPS | Dual band: GPS(L1+L5), GLONASS(G1), BeiDou(B1I+B1C+B2a), Galileo(E1+E5a), QZSS(L1+L5), NavIC(L5) | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Fingerprint Sensor | Yes, In Display | Yes, Rear |
| Face Unlock | Yes | Yes |
| Sensors | Proximity, Ambient Light, Color Temperature, E-compass, Accelerometer, Gyroscope, In-display Ultrasonic Fingerprint Sensor, Hall Sensor, Laser Focusing Sensor, Spectral Sensor, Infrared Remote Control | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Proximity Sensor, Virtual Light Sensing |
| 3.5mm Headphone Jack | No | Yes |
| NFC | Yes | |
| AI Features | Plus Mind, Gemini AI | |
| Water Resistance | Yes, 2 m upto 30 min | |
| IP Rating | IP66/IP68/IP69K/IP69 | |
| Dust Resistant | Yes | |
| Extra Features | OP Gaming Core, Touch Response Chip, G2 Wi-Fi Chip, Bypass Charging, 360° Cryo Velocity Cooling System |
Camera
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) Sensor: Sony's IMX906, Lens Quantity: 6P, Optical Image Stabilization: Yes, Aperture: ƒ/1.8, Field of View: 84°, Autofocus: Yes 50 MP ƒ/2.8 (Telephoto) Sensor: S5KJN5 with 3.5X optical zoom, 7x optical quality zoom, Lens Quantity: 4P, Optical Image Stabilization: Yes, Aperture: ƒ/2.8, Field of View: 30°, Autofocus: Yes, Ultra Res (digital) Zoom: up to 120x zoom 50 MP ƒ/2 (Ultra Wide) Sensor: OV50D, Lens Quantity: 6P, Aperture: ƒ/2.0, Field of view: 116°, Autofocus: Yes | 48 MP ƒ/2 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.2 (Depth Sensor) |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | Photo, Video, Portrait, Night, Panorama, SLO-MO, Long Exposure, Dual-view video, TIME-LAPSE, HI-RES, Underwater, Master, TEXT SCANNER, DOC SCANNER, TILT-SHIFT, PRO VIDEO | Panorama, HDR |
| Video Recording | 8K @ 30 fps UHD, 4K @ 120/60 fps UHD, 1080p | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 32 MP ƒ/2.4 (Wide Angle) Sensor: Sony IMX709, Lens Quantity: 5P, Focal Length: 21 mm equivalent, Autofocus: Supported, Aperture: f/2.4 Punch Hole, Screen Flash | 20 MP ƒ/2 (Wide Angle) |
| Front Video Recording | 4K @ 60 fps UHD, 1080p @ 60 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v16 | Android v10.0, upgradable to v11 |
| Custom UI | OxygenOS 16 | |
| Chipset | Qualcomm Snapdragon 8 Elite Gen 5 | Samsung Exynos 9611 |
| CPU | 4.6 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 |
| GPU | Adreno 840 | Mali-G72 MP3 |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
Multimedia
| Supports | JPEG, PNG, BMP, GIF, WEB, HEIF, HEIC, DNG | |
| Yes | Yes | |
| Music | MP3, AAC, AAC+, WMA, AMR-NB, AMR-WB, WAV, FLAC, APE, OGG, MID, M4A, IMY, AC3, EAC3, EAC3-JOC, AC4 | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA |
| Video | Dolby Vision, HDR10, HDR10+, +HLG, HDRViVid, MKV, MOV, MP4, H.265 (HEVC), AVI, WMV, TS, 3GP, ASF, FLV, WEB | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM |
| FM Radio | No | Yes |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7300 mAh, Si/C | 6000 mAh, Li-Po Battery |
| Fast Charging | Yes, 120W SUPERVOOC Charging | Yes, 15W Fast Charging |
| Wireless Charging | Yes, 50W AIRVOOC | |
| Reverse Charging | Yes, 10W | |
| Reverse Wireless Charging | Yes, 5W |
Discuss
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