In depth comparison and review of Alienware M15 R7 and Acer Predator Helios 300 (PH315). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
| DESIGN AND DIMENSIONS | Alienware M15 R7 | Acer Predator Helios 300 (PH315) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.62 cm x 27.25 cm x 2.06 cm | 35.94 cm x 27.64 cm x 2.615 cm |
| Weight | 2.69 kg | 2.5 kg |
| Case Material | - | Anodised aluminium |
| Colour | Dark Side of the Moon | Abyssal black |
| DISPLAY | Alienware M15 R7 | Acer Predator Helios 300 (PH315) |
|---|
| Screen Size (Type) | 15.6" | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Pixel Density (ppi) | 141 | - |
| V-Sync Rate at Max Res. | 165 Hz | 165 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:9 |
| Image Brightness | 300 cd/m² | 300 cd/m² |
| Colour Gamut | 100% sRGB | 100% sRGB |
| Features | Anti-glare, Wide Viewing Angle, 8 ms response rate, ±85° horizontal viewing angle, ±85° vertical viewing angle, 0.18 mm pixel pitch, 3ms response rate (Overdrive), Dell ComfortView Plus | Anti-glare, matte, ComfyView, Narrow Border Display, 9 ms response rate, 3ms (grey-to-grey) response rate (Overdrive), Dynamic Display Switching (DDS) |
| PROCESSOR | Alienware M15 R7 | Acer Predator Helios 300 (PH315) |
|---|
| CPU | Intel Core i7 (12th Gen) 12700H | Intel Core i5 (12th Gen) 12500H / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 4.7 GHz | 4.5 GHz |
| Number of Cores | 14-core | 12-core |
| Cache | 24 MB | 18 MB |
| Features | Intel Smart Cache, Intel Deep Learning Boost (DL Boost) | Intel Turbo Boost Technology, Intel Smart Cache |
| MEMORY | Alienware M15 R7 | Acer Predator Helios 300 (PH315) |
|---|
| RAM | 16 GB | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | - |
| RAM Type | DDR5 SDRAM | DDR5 SDRAM |
| Speed | 4800 MHz | - |
| Rated Speed | 4800 MHz | - |
| Form Factor | SO-DIMM 262-pin | SO-DIMM 262-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | - | 0 |
| STORAGE | Alienware M15 R7 | Acer Predator Helios 300 (PH315) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe) | 512 GB SSD M.2 2280 PCIe - NVM Express (NVMe) - Micron |
|---|
| AUDIO & VIDEO | Alienware M15 R7 | Acer Predator Helios 300 (PH315) |
|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3060 | NVIDIA GeForce RTX 3060 |
|---|---|---|
| Video Memory | 6 GB GDDR6 SDRAM | 6 GB GDDR6 SDRAM |
| Video System Features | NVIDIA G-SYNC, Advanced Optimus | - |
| Gaming | Yes | Yes |
| Camera | Yes - HD | Yes - Full HD |
| Resolution | 0.92 Megapixel | - |
| Camera Features | RGB camera, 75.8 degrees | Temporal Noise Reduction |
| Image Sensor Type | CMOS | - |
| Video Resolutions | 1280 x 720 | 1920 x 1080 |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Codec | Realtek ALC3254 | - |
| Compliant Standards | High Definition Audio | DTS:X Ultra |
| COMMUNICATIONS | Alienware M15 R7 | Acer Predator Helios 300 (PH315) |
|---|
| Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Killer Wi-Fi 6E AX1675i - M.2 2230 | Killer Wi-Fi 6E AX1675i - M.2 2230 (CNVi) |
| Network Interface | 2.5 Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Killer E3100G | - |
| Features | - | Dual stream (2x2) |
| BATTERY | Alienware M15 R7 | Acer Predator Helios 300 (PH315) |
|---|
| Technology | 6-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 86 Wh | 90 Wh |
| Battery Life | Up to 7 hours | Up to 9 hours |
| AC ADAPTER | Alienware M15 R7 | Acer Predator Helios 300 (PH315) |
|---|
| Input | AC 100-240 V (50/60 Hz) | - |
|---|---|---|
| Output | 19.5 V | 280 Watt, 19.5 V, 14.36 A |
| INPUT | Alienware M15 R7 | Acer Predator Helios 300 (PH315) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes (RGB) | Yes (RGB) |
| Features | 1 RGB zone | Multi-gesture touch pad, precision touchpad, Acer PredatorSense |
| CONNECTIONS & EXPANSIONS | Alienware M15 R7 | Acer Predator Helios 300 (PH315) |
|---|
| Slots | 2 x M.2 Card (1 free) | - |
|---|---|---|
| Interfaces | HDMI USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) USB 3.2 Gen 1 (PowerShare) 2 x USB 3.2 Gen 1 LAN Headphone/microphone combo jack |
HDMI Mini DisplayPort USB-C 3.2 Gen 2 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 2 (with power off charging) USB 3.2 Gen 2 USB 3.2 Gen 1 LAN (RJ-45) Headphone/microphone combo jack Audio line-in Audio line-out |
| SOFTWARE | Alienware M15 R7 | Acer Predator Helios 300 (PH315) |
|---|
| Operating System (OS) | Windows 11 Home | Windows 11 Home |
|---|---|---|
| Software Included | Alienware Command Center | - |
| MISCELLANEOUS | Alienware M15 R7 | Acer Predator Helios 300 (PH315) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | AlienFX Lighting Zones | Acer CoolBoost technology |
| SAR Value | - | 1.12 W/kg (body), 1.12 W/kg (limb), 1.12 W/kg (head) |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
| Manufacturer Warranty | Limited warranty - 1 year | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | - | 55 |
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