In depth comparison and review of Lenovo ThinkBook 14 G4 IAP (21DH) and Lenovo V15 G3 IAP (82TT). 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 ThinkBook 14 G4 IAP (21DH) based on its technical characteristics, features, user experience, expert reviews and price level.
efficient multitasking capabilities
solid build quality
affordable price point
adequate connectivity options
compact and portable
average display quality
modest battery life
limited graphics performance
no thunderbolt support
Advantages and disadvantages of Lenovo V15 G3 IAP (82TT) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price point
decent processor performance
lightweight design
solid build quality
adequate connectivity options
average display quality
limited storage capacity
no backlit keyboard
mediocre battery life
DESIGN AND DIMENSIONS | Lenovo ThinkBook 14 G4 IAP (21DH) | Lenovo V15 G3 IAP (82TT) |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 32.3 cm x 21.8 cm x 1.79 cm | 35.9 cm x 23.6 cm x 1.99 cm |
Weight | 1.4 kg | 1.7 kg |
Case Material | Aluminium (top), aluminium (bottom) | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
Colour | Dual tone mineral grey | Business black |
DISPLAY | Lenovo ThinkBook 14 G4 IAP (21DH) | Lenovo V15 G3 IAP (82TT) |
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Screen Size (Type) | 14" - IPS | 15.6" - TN |
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LCD Backlight Technology | LED backlight | LED backlight |
Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:9 |
Image Brightness | 300 cd/m² | 250 cd/m² |
Colour Gamut | 45% NTSC | 45% NTSC |
Features | Anti-glare, 170° viewing angle | Anti-glare, 90° viewing angle |
PROCESSOR | Lenovo ThinkBook 14 G4 IAP (21DH) | Lenovo V15 G3 IAP (82TT) |
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CPU | Intel Core i5 (12th Gen) 1235U / 1.3 GHz | Intel Core i3 (12th Gen) 1215U / 1.2 GHz |
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Max Turbo Speed | 4.4 GHz | 4.4 GHz |
Number of Cores | 10-core | 6-core |
Cache | 12 MB | 10 MB |
Features | Integrated memory controller | Integrated memory controller |
MEMORY | Lenovo ThinkBook 14 G4 IAP (21DH) | Lenovo V15 G3 IAP (82TT) |
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RAM | 8 GB (provided memory is soldered) | 8 GB (1 x 4 GB + 4 GB (soldered)) |
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Max RAM Supported | 40 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 | 1 | 1 |
Empty Slots | 1 | 0 |
STORAGE | Lenovo ThinkBook 14 G4 IAP (21DH) | Lenovo V15 G3 IAP (82TT) |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe) |
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AUDIO & VIDEO | Lenovo ThinkBook 14 G4 IAP (21DH) | Lenovo V15 G3 IAP (82TT) |
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Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel UHD Graphics |
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Max Monitors Supported | 3 external monitor(s) | 2 external monitor(s) |
Camera | Yes - 1080p | Yes - 720p |
Camera Features | Privacy shutter, fixed focus | Privacy shutter, fixed focus |
Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
Codec | Realtek ALC3287 | Realtek ALC3287 |
Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio, Dolby Audio |
Audio Features | - | Noise-cancellation technology |
COMMUNICATIONS | Lenovo ThinkBook 14 G4 IAP (21DH) | Lenovo V15 G3 IAP (82TT) |
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Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
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Wireless Controller | M.2 Card | M.2 Card |
Network Interface | Gigabit Ethernet | Gigabit Ethernet |
Features | Wake-on-LAN (WOL), dual stream (2x2) | Wake-on-LAN (WOL), dual stream (2x2) |
BATTERY | Lenovo ThinkBook 14 G4 IAP (21DH) | Lenovo V15 G3 IAP (82TT) |
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Technology | Lithium polymer | Lithium polymer |
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Battery Capacity (Size) | 45 Wh | 38 Wh |
Battery Life | Up to 8 hours | Up to 6.85 hours |
Battery Run Time | Local video (1080p) playback time (150 nits): up to 8 hours | Local video (1080p) playback time (150 nits): up to 6.85 hours |
AC ADAPTER | Lenovo ThinkBook 14 G4 IAP (21DH) | Lenovo V15 G3 IAP (82TT) |
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Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 65 Watt | 65 Watt |
INPUT | Lenovo ThinkBook 14 G4 IAP (21DH) | Lenovo V15 G3 IAP (82TT) |
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Type | Keyboard, touchpad | Keyboard, touchpad |
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Numeric Keypad | - | Yes |
Keyboard Backlight | Yes | - |
Features | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad |
CONNECTIONS & EXPANSIONS | Lenovo ThinkBook 14 G4 IAP (21DH) | Lenovo V15 G3 IAP (82TT) |
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Slots | 2 x M.2 (PCI Express 4.0 x4) (1 free) | - |
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Interfaces | USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB-C (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
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 LAN Headphone/microphone combo jack |
Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
SOFTWARE | Lenovo ThinkBook 14 G4 IAP (21DH) | Lenovo V15 G3 IAP (82TT) |
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Operating System (OS) | Windows 11 Pro - English | Windows 11 Home - English |
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Software Included | Microsoft Office (Trial) | Microsoft Office (Trial) |
MISCELLANEOUS | Lenovo ThinkBook 14 G4 IAP (21DH) | Lenovo V15 G3 IAP (82TT) |
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Included Accessories | USB-C slim wall mount power adapter | Power adapter |
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Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
Security Slot Type | Kensington nano security slot | Kensington nano security slot |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
Features | Administrator password, hard drive password, power-on password, Rapid Charge Pro | Administrator password, hard drive password, power-on password, RapidCharge, self-healing BIOS |
Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 6, TUV Rheinland Low Blue Light (Software Solution) | RoHS, Energy-Related Products (ErP) Lot 3, TUV Rheinland Low Blue Light (Software Solution) |
ENERGY STAR Certified | Yes | Yes |
EPEAT Compliant | EPEAT Gold | EPEAT Silver |
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 |