In depth comparison and review of Lenovo ThinkPad L15 Gen 3 (21C3) and Lenovo IdeaPad 3 17IAU7 (82RL). 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.
Advantages and disadvantages of Lenovo ThinkPad L15 Gen 3 (21C3) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
good battery life
reliable performance
decent connectivity options
mediocre display quality
heavier design
limited graphics performance
higher price point
Advantages and disadvantages of Lenovo IdeaPad 3 17IAU7 (82RL) based on its technical characteristics, features, user experience, expert reviews and price level.
large display
affordable price
decent processor performance
lightweight design
good keyboard layout
average battery life
limited graphics capability
no backlit keyboard
plastic build quality
| DESIGN AND DIMENSIONS | Lenovo ThinkPad L15 Gen 3 (21C3) | Lenovo IdeaPad 3 17IAU7 (82RL) |
|---|
| Product Type | Notebook - 180-degree hinge design | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.02 cm x 23.7 cm x 1.993 cm | 39.9 cm x 27.4 cm x 1.99 cm |
| Weight | 1.76 kg | 2.04 kg |
| Case Material | Polycarbonate ABS (bottom), polycarbonate ABS (top) | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
| Colour | Thunder black | Arctic grey |
| DISPLAY | Lenovo ThinkPad L15 Gen 3 (21C3) | Lenovo IdeaPad 3 17IAU7 (82RL) |
|---|
| Screen Size (Type) | 15.6" - IPS | 17.3" - TN |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1600 x 900 (HD+) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 250 cd/m² | 250 cd/m² |
| Colour Gamut | 45% NTSC | 60% NTSC |
| Features | Anti-glare, 170° viewing angle | Anti-glare, 90° viewing angle |
| PROCESSOR | Lenovo ThinkPad L15 Gen 3 (21C3) | Lenovo IdeaPad 3 17IAU7 (82RL) |
|---|
| CPU | Intel Core i5 (12th Gen) 1235U / 1.3 GHz | Intel Pentium 8505 / 1.2 GHz |
|---|---|---|
| Max Turbo Speed | 4.4 GHz | 4.4 GHz |
| Number of Cores | 10-core | 5-core |
| Cache | 12 MB | 8 MB |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad L15 Gen 3 (21C3) | Lenovo IdeaPad 3 17IAU7 (82RL) |
|---|
| RAM | 8 GB (2 x 4 GB) | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 64 GB | 12 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 3200 MHz | 3200 MHz |
| Rated Speed | 3200 MHz | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | 0 | 1 |
| STORAGE | Lenovo ThinkPad L15 Gen 3 (21C3) | Lenovo IdeaPad 3 17IAU7 (82RL) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) | 128 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad L15 Gen 3 (21C3) | Lenovo IdeaPad 3 17IAU7 (82RL) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel UHD Graphics |
|---|---|---|
| Max Monitors Supported | 3 external monitor(s) | 2 external monitor(s) |
| Video System Features | Functions as Intel UHD graphics (for single-channel memory) | - |
| Camera | Yes - 1080p | Yes - 720p |
| Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | Privacy shutter, fixed focus |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio, Dolby Voice | High Definition Audio, Dolby Audio |
| Audio Features | - | Noise-cancellation technology |
| COMMUNICATIONS | Lenovo ThinkPad L15 Gen 3 (21C3) | Lenovo IdeaPad 3 17IAU7 (82RL) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 - M.2 Card | M.2 Card |
| Network Interface | Gigabit Ethernet | - |
| Features | Wake-on-LAN (WOL), dual stream (2x2) | Dual stream (2x2) |
| WWAN |
|---|
| Generation | 4G upgradable | - |
|---|
| BATTERY | Lenovo ThinkPad L15 Gen 3 (21C3) | Lenovo IdeaPad 3 17IAU7 (82RL) |
|---|
| Technology | Lithium polymer | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 57 Wh | 38 Wh |
| Battery Life | - | Up to 7.1 hours |
| Battery Run Time | - | Local video (1080p) playback time (150 nits): up to 7.1 hours |
| AC ADAPTER | Lenovo ThinkPad L15 Gen 3 (21C3) | Lenovo IdeaPad 3 17IAU7 (82RL) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 65 Watt |
| INPUT | Lenovo ThinkPad L15 Gen 3 (21C3) | Lenovo IdeaPad 3 17IAU7 (82RL) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | Multi-touch touchpad, buttonless touchpad, precision touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad L15 Gen 3 (21C3) | Lenovo IdeaPad 3 17IAU7 (82RL) |
|---|
| Interfaces | USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 1 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack HDMI LAN |
USB 2.0 USB 3.2 Gen 1 USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery 3.0) HDMI Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Lenovo ThinkPad L15 Gen 3 (21C3) | Lenovo IdeaPad 3 17IAU7 (82RL) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English | Windows 11 Home in S mode - English |
|---|---|---|
| Software Included | - | Microsoft 365 Personal |
| MISCELLANEOUS | Lenovo ThinkPad L15 Gen 3 (21C3) | Lenovo IdeaPad 3 17IAU7 (82RL) |
|---|
| Included Accessories | USB-C power adapter | Power adapter |
|---|---|---|
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Kensington nano security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password | Administrator password, hard drive password, power-on password, RapidCharge, self-healing BIOS |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified | RoHS, Energy-Related Products (ErP) Lot 3 |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Gold | - |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 5 °C | 5 °C |
| Humidity Range Operating | 8 - 95% | 8 - 95% |
| Manufacturer Warranty | Base warranty - 1 year - pick-up and return Extended warranty - 1 year - on-site |
Limited warranty - 1 year - pick-up and return |
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