In depth comparison and review of Lenovo IdeaPad S145-15IWL (81MV) and Lenovo ThinkPad L15 Gen 3 (21C7). 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 IdeaPad S145-15IWL (81MV) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
decent processor performance
solid build quality
adequate connectivity options
average battery life
dim display
no backlit keyboard
limited graphics capabilities
Advantages and disadvantages of Lenovo ThinkPad L15 Gen 3 (21C7) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
good battery life
adequate performance level
reliable security features
average display quality
limited graphics power
heavier than competitors
no thunderbolt support
DESIGN AND DIMENSIONS | Lenovo IdeaPad S145-15IWL (81MV) | Lenovo ThinkPad L15 Gen 3 (21C7) |
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Product Type | Notebook | Notebook - 180-degree hinge design |
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Dimensions (WxDxH) | 36.22 cm x 25.15 cm x 1.99 cm | 36.02 cm x 23.7 cm x 1.993 cm |
Weight | 1.85 kg | 1.76 kg |
Case Material | Polycarbonate ABS | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
Colour | Platinum grey IMR | Thunder black |
DISPLAY | Lenovo IdeaPad S145-15IWL (81MV) | Lenovo ThinkPad L15 Gen 3 (21C7) |
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Screen Size (Type) | 15.6" - TN | 15.6" - IPS |
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LCD Backlight Technology | LED backlight | - |
Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:9 |
Image Brightness | 220 cd/m² | 250 cd/m² |
Colour Gamut | - | 45% NTSC |
Features | Anti-glare | Anti-glare |
PROCESSOR | Lenovo IdeaPad S145-15IWL (81MV) | Lenovo ThinkPad L15 Gen 3 (21C7) |
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CPU | Intel Core i3 (8th Gen) 8145U / 2.1 GHz | AMD Ryzen 3 Pro 5475U / 2.7 GHz |
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Max Turbo Speed | 3.9 GHz | 4.1 GHz |
Number of Cores | Dual-Core | Quad-Core |
Cache | 4 MB | L3 - 8 MB |
64-bit Computing | Yes | - |
Features | Integrated memory controller | Integrated memory controller |
MEMORY | Lenovo IdeaPad S145-15IWL (81MV) | Lenovo ThinkPad L15 Gen 3 (21C7) |
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RAM | 4 GB (provided memory is soldered) | 8 GB (1 x 8 GB) |
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Max RAM Supported | 12 GB | 64 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2400 MHz | 3200 MHz |
Rated Speed | 2400 MHz | 3200 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 1 | 2 |
Empty Slots | 1 | 1 |
STORAGE | Lenovo IdeaPad S145-15IWL (81MV) | Lenovo ThinkPad L15 Gen 3 (21C7) |
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Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2280 SATA 6Gb/s | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
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AUDIO & VIDEO | Lenovo IdeaPad S145-15IWL (81MV) | Lenovo ThinkPad L15 Gen 3 (21C7) |
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Graphics Processor (GPU) | Intel UHD Graphics | AMD Radeon Graphics |
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Max Monitors Supported | - | 3 external monitor(s) |
Camera | Yes | Yes - 1080p |
Resolution | 0.3 Megapixel | - |
Camera Features | - | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
Codec | - | Realtek ALC3287 |
Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio, Dolby Audio |
Audio Features | - | Input: Dolby Voice, far-field |
COMMUNICATIONS | Lenovo IdeaPad S145-15IWL (81MV) | Lenovo ThinkPad L15 Gen 3 (21C7) |
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Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
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Wireless Controller | M.2 Card | AMD RZ616 - M.2 Card |
Network Interface | - | Gigabit Ethernet |
Ethernet Controller | - | Realtek RTL8111EPV |
Compliant Standards | - | DASH |
Features | Single stream (1x1) | Wake-on-LAN (WOL), dual stream (2x2) |
BATTERY | Lenovo IdeaPad S145-15IWL (81MV) | Lenovo ThinkPad L15 Gen 3 (21C7) |
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Technology | Lithium Ion | Lithium polymer |
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Battery Capacity (Size) | 30 Wh | 57 Wh |
Battery Life | Up to 5.5 hours | - |
AC ADAPTER | Lenovo IdeaPad S145-15IWL (81MV) | Lenovo ThinkPad L15 Gen 3 (21C7) |
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Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 45 Watt | 65 Watt |
INPUT | Lenovo IdeaPad S145-15IWL (81MV) | Lenovo ThinkPad L15 Gen 3 (21C7) |
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Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
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Numeric Keypad | Yes | Yes |
Keyboard Backlight | - | Yes |
Features | Multi-touch touchpad, buttonless touchpad | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S145-15IWL (81MV) | Lenovo ThinkPad L15 Gen 3 (21C7) |
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Interfaces | USB 2.0 2 x USB 3.1 Gen 1 HDMI Headphone/microphone combo jack |
USB-C 3.2 Gen 1 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) HDMI (4K support) USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack LAN |
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Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (microSD) |
SOFTWARE | Lenovo IdeaPad S145-15IWL (81MV) | Lenovo ThinkPad L15 Gen 3 (21C7) |
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Operating System (OS) | Windows 10 Home in S mode - English | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English / Portuguese |
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Software Included | Microsoft Office (30 days trial) | Glance by Mirametrix |
MISCELLANEOUS | Lenovo IdeaPad S145-15IWL (81MV) | Lenovo ThinkPad L15 Gen 3 (21C7) |
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Included Accessories | Power adapter | USB-C power adapter |
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Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader |
Security Slot Type | - | Kensington nano security slot |
Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
Features | Administrator password, hard drive password, power-on password | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password |
Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified |
Carbon Footprint | - | 236 kg carbon emissions |
Max Operating Temperature | - | 35 °C |
Min Operating Temperature | - | 5 °C |
Humidity Range Operating | - | 8 - 95% |
Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year - pick-up and return |