In depth comparison and review of Lenovo IdeaPad Gaming 3 15ARH7 (82SB) and Lenovo Legion 7 16IAX7 (82TD). 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 | Lenovo IdeaPad Gaming 3 15ARH7 (82SB) | Lenovo Legion 7 16IAX7 (82TD) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.96 cm x 26.64 cm x 2.18 cm | 35.81 cm x 26.35 cm x 1.94 cm |
| Dimensions (WxDxH) / Weight Details | 55.1 cm x 34.9 cm x 8.5 cm | - |
| Weight | 2.315 kg | 2.53 kg |
| Case Material | Polycarbonate ABS (bottom), polycarbonate ABS (top) | Aluminium (top), aluminium (bottom) |
| Colour | Onyx grey | Black (bottom), storm grey (top) |
| DISPLAY | Lenovo IdeaPad Gaming 3 15ARH7 (82SB) | Lenovo Legion 7 16IAX7 (82TD) |
|---|
| Screen Size (Type) | 15.6" - IPS | 16" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 2560 x 1600 (WQXGA) |
| V-Sync Rate at Max Res. | 120 Hz | 165 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 250 cd/m² | 500 cd/m² |
| Colour Gamut | 45% NTSC | 100% sRGB |
| Features | Anti-glare, FreeSync Technology, 170° viewing angle, DC dimmer | Anti-glare, NVIDIA G-SYNC compatible, 178° viewing angle, HDR 400 compatible, Low Blue Light technology, DC dimmer, X-Rite Pantone factory color calibration, Dolby Vision |
| PROCESSOR | Lenovo IdeaPad Gaming 3 15ARH7 (82SB) | Lenovo Legion 7 16IAX7 (82TD) |
|---|
| CPU | AMD Ryzen 5 6600H / 3.3 GHz | Intel Core i7 (12th Gen) 12800HX / 2 GHz |
|---|---|---|
| Max Turbo Speed | 4.5 GHz | 4.8 GHz |
| Number of Cores | 6-core | 16-core |
| Cache | L3 - 16 MB | 25 MB |
| Chipset | - | Intel HM670 |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo IdeaPad Gaming 3 15ARH7 (82SB) | Lenovo Legion 7 16IAX7 (82TD) |
|---|
| RAM | 8 GB (1 x 8 GB) | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 16 GB | 32 GB |
| RAM Type | DDR5 SDRAM | DDR5 SDRAM |
| Speed | 4800 MHz | 4800 MHz |
| Rated Speed | 4800 MHz | 4800 MHz |
| Form Factor | SO-DIMM 262-pin | SO-DIMM 262-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 1 | 0 |
| STORAGE | Lenovo IdeaPad Gaming 3 15ARH7 (82SB) | Lenovo Legion 7 16IAX7 (82TD) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) | 512 GB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad Gaming 3 15ARH7 (82SB) | Lenovo Legion 7 16IAX7 (82TD) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3050 / AMD Radeon 660M | NVIDIA GeForce RTX 3070 Ti / Intel UHD Graphics |
| Max Monitors Supported | 2 external monitor(s) | 3 external monitor(s) |
| Video Memory | 4 GB GDDR6 SDRAM | 8 GB GDDR6 SDRAM |
| Video System Features | NVIDIA Resizable BAR, Dynamic Boost 2.0 | NVIDIA Resizable BAR, Advanced Optimus, Dynamic Boost 2.0 |
| Gaming | Yes | Yes |
| Camera | Yes - 720p | Yes - 1080p |
| Camera Features | Privacy shutter, fixed focus | Fixed focus, e-camera shutter |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3287 | Realtek ALC3306 |
| Compliant Standards | High Definition Audio | High Definition Audio |
| Audio Features | Nahimic audio | Harman audio technology, Smart Amp, Nahimic audio, super linear speaker |
| VR Ready | - | Yes |
| COMMUNICATIONS | Lenovo IdeaPad Gaming 3 15ARH7 (82SB) | Lenovo Legion 7 16IAX7 (82TD) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | M.2 Card | Killer Wi-Fi 6E AX1675i - M.2 Card |
| Network Interface | Gigabit Ethernet | 2.5 Gigabit Ethernet |
| Ethernet Controller | - | Realtek RTL8125BG |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | Lenovo IdeaPad Gaming 3 15ARH7 (82SB) | Lenovo Legion 7 16IAX7 (82TD) |
|---|
| Technology | Lithium polymer | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 60 Wh | 99.99 Wh |
| Battery Life | Up to 13.1 hours | Up to 9.8 hours |
| Battery Run Time | Local video (1080p) playback time (150 nits): up to 13.1 hours | Local video (1080p) playback time (150 nits): up to 9.8 hours |
| AC ADAPTER | Lenovo IdeaPad Gaming 3 15ARH7 (82SB) | Lenovo Legion 7 16IAX7 (82TD) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 170 Watt | 300 Watt |
| INPUT | Lenovo IdeaPad Gaming 3 15ARH7 (82SB) | Lenovo Legion 7 16IAX7 (82TD) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | Yes (RGB) |
| Features | Multi-touch touchpad, buttonless touchpad, white LED backlight | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision glass touchpad, switchable keycaps, easy tool inbox |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad Gaming 3 15ARH7 (82SB) | Lenovo Legion 7 16IAX7 (82TD) |
|---|
| Slots | 1 x M.2 Card (1 free) 1 x M.2 Card (0 free) |
2 x M.2 (PCI Express 4.0 x4) (1 free) |
|---|---|---|
| Interfaces | 2 x USB 3.2 Gen 1 USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 1 (data only) USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (135W Power Delivery) HDMI LAN Headphone/microphone combo jack |
| SOFTWARE | Lenovo IdeaPad Gaming 3 15ARH7 (82SB) | Lenovo Legion 7 16IAX7 (82TD) |
|---|
| Operating System (OS) | Windows 11 Home - English | Windows 11 Home - English |
|---|---|---|
| Software Included | - | Microsoft Office (Trial) |
| MISCELLANEOUS | Lenovo IdeaPad Gaming 3 15ARH7 (82SB) | Lenovo Legion 7 16IAX7 (82TD) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Integrated Options | - | RGB lighting, force sensor |
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Features | Administrator password, hard drive password, power-on password, Rapid Charge Boost, self-healing BIOS | Administrator password, hard drive password, power-on password, Rapid Charge Pro, self-healing BIOS |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | RoHS, Energy-Related Products (ErP) Lot 3, TUV High Gaming Performance Certification, TUV Rheinland Low Blue Light (Hardware Solution) |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 5 °C | 5 °C |
| Humidity Range Operating | 8 - 95% | 8 - 95% |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year - pick-up and return |
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