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OnePlus 6
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Battery: Li-Po 3300 mAh
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RAM: 6GB, 8GB, 8GB
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Storage: 64GB, 128GB, 256GB
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Display: Optic AMOLED, 6.28 inches
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Camera: Rear 16 MP+20 MP, and Front 16 MP
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OS: Android 8.1 (Oreo), upgradable to Android 11, OxygenOS 11.1.1.1
Full Specifications
General
| Model | OnePlus 6 |
| Announced | 2018, May 16 |
| Released | 2018, May 17 |
| Status | Available |
Price
| Official | 44990 BDT 8GB/128GB, 69999 BDT 8GB/256GB |
Design
| Dimensions The Dimensions section shows the phone’s physical size in Height × Length × Width (H × L × W) format, along with its volume, when available. For flip phones, the dimensions are measured with the flip closed. This information helps users understand the phone’s overall size, thickness, portability, and how comfortably it may fit in the hand or pocket. | 155.7 x 75.4 x 7.8 mm (6.13 x 2.97 x 0.31 in) |
| Weight The Weight section shows the total weight of the phone, usually measured in grams (g). It helps users understand how light or heavy the device feels during everyday use and carrying. For phones with different designs or configurations, the listed weight may vary depending on the materials, battery, and other hardware components. | 177 g (6.24 oz) |
| SIM The SIM section provides details about the phone’s supported SIM configuration, including SIM type, number of SIM slots, and eSIM support, where available. It may specify options such as Nano-SIM, Single SIM, Dual SIM, or Hybrid Dual SIM. This information helps users understand how the phone handles multiple mobile numbers and which SIM format is required. For Dual SIM devices, the section may also indicate whether both SIMs can remain active simultaneously and support mobile network connectivity. |
Dual SIM (Nano-SIM, dual stand-by) Water-repellent coating |
| Colors |
Midnight Black, Mirror Black, Silk White, Amber Red |
Display Specification
| Display Type The Display Type section identifies the technology used for the phone’s screen, such as IPS LCD, AMOLED, OLED, or LTPO AMOLED. It helps users understand the display’s overall visual quality, including color reproduction, contrast, brightness, viewing experience, and power efficiency. The display type is an important specification when comparing smartphone screens. | Optic AMOLED |
| Size The Display Size section shows the diagonal size of the phone’s screen, usually measured in inches. It helps users understand the available viewing area and overall screen experience. A larger display is generally better for watching videos, gaming, and browsing, while a smaller display can offer easier handling and portability. | 6.28 inches, 98.4 cm2 |
| Resolution | 1080 x 2280 pixels, 19:9 ratio |
| Pixel Density Pixel Density (PPI) is refers to the concentration of pixels on a particular display, measured in pixels per inch (ppi). Pixel density is calculated by dividing the diagonal pixel resolution of a display by its diagonal size, higher pixel density better display quality. | 402 ppi density |
| Display Protection Display Protection => Gorilla Glass is a special alkali-aluminosilicate glass shield with exceptional damage resistance that helps protect mobile displays from scratches, drops, and bumps of everyday use, It is always better to go for a smartphone with Gorilla Glass for that added protection and peace of mind. | Corning Gorilla Glass 5 |
| Features | 83.8% screen-to-body ratio |
Storage
| Card Slot The Storage Card Slot section indicates whether the phone supports an external memory card, such as a microSD card, for expanding storage. It shows users whether they can add extra space for apps, photos, videos, and other files beyond the phone’s built-in storage. If the phone does not support a memory card, it will be listed as Not Supported. | No |
| Internal Storage The Internal Storage section shows the built-in storage capacity available on the phone, usually measured in GB. It determines how much space is available for apps, photos, videos, documents, and other files. Phones may come with different storage options, such as 128GB, 256GB, or 512GB, depending on the model and variant. |
64GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM UFS 2.1 |
Main Camera
| Camera Setup | Dual |
| Resolution |
16 MP, f/1.7, 25mm (wide), 1/2.6", 1.22µm, PDAF, OIS 20 MP (16 MP effective), f/1.7, 25mm (wide), 1/2.8", 1.0µm, PDAF |
| Features |
Dual-LED flash, HDR, panorama |
| Video | 4K@30/60fps, 1080p@30/60/240fps, 720p@480fps, Auto HDR |
Selfie Camera
| Camera Setup | Single |
| Resolution |
16 MP, f/2.0, 25mm (wide), 1/3.06", 1.0µm |
| Video | 1080p@30fps |
| Features |
Auto-HDR, gyro-EIS |
Platform
| Operating System The Operating System (OS) section shows the software platform that powers the phone and manages its hardware, apps, and system features. It typically includes the OS name and version, such as Android or iOS, and may also mention the manufacturer’s custom user interface. This information helps users understand the phone’s software experience, features, compatibility, and available updates. | Android 8.1 (Oreo), upgradable to Android 11, OxygenOS 11.1.1.1 |
| Chipset Chipset is a group of integrated circuits designed to perform one or a more dedicated functions, often with real time computing constraints, Popular smartphones are equipped with more advanced embedded chipsets that can do many different tasks depending on their programming. | Qualcomm SDM845 Snapdragon 845 (10 nm) |
| CPU CPU (Central Processing Unit) mostly known as processors, CPU processes instructions in order to carry out certain functions that make your device operate properly. Processors are often described as the brain of computers, smartphones and tablets, Smartphones and tablets rely on processors to carry out their every task, Processors are an incredibly important factor in selecting any type of computing device, including your smartphone. | Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver) |
| GPU GPU (Graphics Processing Unit) is a single-chip processor designed to rapidly manipulate and alter memory to accelerate the creation of images in a frame buffer intended for output to a display, This includes things such as lighting effects, object transformations, and 3D motion. | Adreno 630 |
Battery
| Battery Type The Battery Type section identifies the technology and design of the phone’s built-in battery, such as Li-Ion (Lithium-Ion) or Li-Po (Lithium-Polymer). It helps users understand the type of battery used to power the device and provides a basic overview of its battery technology. | Li-Poly (Lithium Polymer) |
| Capacity The Battery Capacity section shows the amount of electrical charge the phone’s battery can store, usually measured in mAh (milliampere-hours). A higher capacity generally provides more energy for everyday use, although actual battery life also depends on the display, processor, software, network usage, and other hardware components. | 3300 mAh |
| Removable | No |
| Charging |
20W wired |
| Wireless Charging Wireless Charging (Inductive Charging) uses an electromagnetic field to transfer energy between two objects. This is usually done with a charging station. Energy is sent through an inductive coupling to an electrical device, which can then use that energy to charge batteries or run the device. | No |
Multimedia
| Loudspeaker The Loudspeaker section indicates the type and configuration of the phone’s built-in speakers, such as single or stereo speakers. It helps users understand the device’s audio output for calls, music, videos, gaming, and other multimedia activities. Some phones may also include additional audio features for a better listening experience. | Yes |
| Audio Jack The Audio Jack section indicates whether the phone includes a dedicated 3.5mm headphone jack for connecting wired headphones, earphones, or external audio devices. If the phone does not have a traditional audio jack, users may need USB Type-C headphones or an adapter for wired audio. The specification helps users quickly check the phone’s compatibility with their preferred audio accessories. | Yes |
| Audio Features |
Dirac HD sound |
Sensors
| Fingerprint | Yes (rear-mounted) |
| Other Sensors | accelerometer, gyro, proximity, compass |
Network & Connectivity
| Technology | GSM / CDMA / HSPA / LTE |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (4CA) Cat16 1024/150 Mbps |
| Wi-fi The Wi-Fi section shows the wireless networking technologies and standards supported by the phone for connecting to the internet and other compatible devices. It may include standards such as Wi-Fi 4, Wi-Fi 5, Wi-Fi 6, Wi-Fi 6E, or Wi-Fi 7, along with features like dual-band, tri-band, Wi-Fi Direct, and hotspot support, where available. This information helps users understand the phone’s wireless connectivity, network compatibility, speed capabilities, and connection features. | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA |
| Bluetooth The Bluetooth section shows the wireless communication technology and version supported by the phone, such as Bluetooth 5.0, 5.1, 5.2, 5.3, or 5.4. It enables the phone to connect wirelessly with headphones, speakers, smartwatches, keyboards, cars, and other compatible devices. Where available, this section may also mention features such as A2DP, LE, aptX, or other Bluetooth audio and connectivity technologies. | 5.0, A2DP, LE, aptX HD |
| NFC The NFC (Near Field Communication) section indicates whether the phone supports short-range wireless communication between compatible devices. NFC can be used for contactless payments, quick device pairing, data sharing, access cards, and other NFC-enabled services, depending on the phone and region. This specification helps users check whether the device supports convenient tap-to-connect and contactless features. | Yes |
| Positioning |
GPS, GLONASS, BDS, GALILEO |
| FM Radio | No |
| USB | USB Type-C 2.0 |
| 2G Network The 2G Network section shows whether the phone supports second-generation mobile networks, including GSM, GPRS, and EDGE technologies. It provides basic connectivity for voice calls, SMS, and limited mobile data services where 2G networks are available. |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 / 1900 & TD-SCDMA |
| 3G Network The 3G Network section indicates the phone’s compatibility with third-generation mobile networks, such as UMTS, HSPA, and HSPA+. 3G provides faster mobile data than 2G and supports services such as web browsing, video calling, and multimedia streaming. |
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network The 4G Network section shows whether the phone supports fourth-generation mobile networks, primarily LTE technology. 4G offers faster mobile internet speeds, lower latency, and improved performance for browsing, streaming, online gaming, and other data-intensive activities. |
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 66, 71 - Europe, North America 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 29, 34, 38, 39, 40, 41, 66 - India, Asia, China |
PROS
- AMOLED Display
- Snapdragon 845
- Dual Rear Camera
- 20W Fast Charging
- Glass Design
- Good Performance
CONS
- No Wireless Charging
- No microSD
- No IP Rating
- Average Battery Life
About the OnePlus 6
Launched in May 2018, the OnePlus 6 marked a significant leap forward in design and performance for the brand. It sports a large 6.28-inch Optic AMOLED display with a trendy notch and vibrant DCI-P3 color coverage at Full HD+ resolution (2280×1080, ~402 ppi). Under the hood is Qualcomm’s Snapdragon 845 chipset, paired with 6 GB or 8 GB RAM and 64 GB to 256 GB of UFS 2.1 storage—ensuring smooth multitasking and storage performance. Its dual rear cameras combine a 16 MP Sony IMX519 (OIS + EIS) and a 20 MP Sony IMX376K for portrait effects and 4K video at 60fps. OnePlus equipped a 3,300 mAh battery with Dash Charge fast charging, providing impressive endurance and rapid charging capabilities. The phone features a glass back and an aluminum frame for a premium feel, retains the beloved headphone jack and Alert Slider, and runs OxygenOS atop Android 8.1 (officially upgradable to Android 10 and beyond via community ROMs).
Main Key Features
- Display: 6.28″ Optic AMOLED, 2280×1080 FHD+, 19:9 notch, vibrant DCI-P3.
- Processor: Qualcomm Snapdragon 845 with Adreno 630 GPU.
- RAM & Storage: 6/8 GB RAM, 64/128/256 GB UFS 2.1.
- Cameras: Rear 16 MP (OIS + EIS) + 20 MP for portrait; Front 16 MP
- Battery & Charging: 3,300 mAh with Dash Charge fast charging.
- Design & Build: Glass front/back with aluminum frame; headphone jack; Alert Slider; no IP rating.
- Software: OxygenOS on Android 8.1, upgradeable to Android 10 officially.
- Connectivity & Extras: Dual SIM, NFC, Bluetooth 5.0, rear fingerprint sensor.
Why Choose This Phone?
Choose the OnePlus 6 if you’re seeking flagship-tier power and style on a budget. It delivers blazing performance via the Snapdragon 845, a vibrant and modern display, fast-charging convenience, and a refined UI—at a price point that challenges mainstream flagships like the Galaxy S9 and iPhone X. For markets like Bangladesh, grey-market pricing (₹32,000–₹45,000 BDT) still offers massive value compared to current high-end phones.
Opinion
The OnePlus 6 is arguably one of the most balanced and ‘bang-for-your-buck’ phones of its era. It matured OnePlus’s design philosophy with a glass body and notch display, while retaining beloved features like headphone jack and Alert Slider. If you prioritize raw speed, clean software, and value, it’s still a compelling choice—even in 2025—for daily tasks, media consumption, and gaming. Just temper expectations around advanced camera features, waterproofing, and wireless charging.
See Another Model:
FAQs about OnePlus 6
Q. Does the OnePlus 6 support wireless charging?
A: No, despite its glass back, it lacks wireless charging support.
Q. Is it water-resistant?
A: It has some resistance to splashes but is not IP-rated—avoid submersion.
Q. Can storage be expanded with microSD?
A: No, it doesn’t have a microSD slot.
Q. What Android version does it run?
A: Ships with Android 8.1 (OxygenOS), officially upgradeable to Android 10; unofficial ROMs support up to Android 15
Q. What charging tech does it use, and how fast is it?
A: It uses OnePlus’s Dash Charge—charging up to ~50% in around 30 minutes using the proprietary adapter.
Q. How’s the camera performance?
A: Reliable in daylight with OIS and 4K video, but low-light and portrait bokeh results are mixed.
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