In depth comparison and review of Lenovo ThinkPad P51 and Lenovo V15 G4 IAH (83FS). 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 P51 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
powerful processor performance
high-resolution display
good connectivity options
heavy and bulky
expensive price point
moderate battery life
noisy under load
Advantages and disadvantages of Lenovo V15 G4 IAH (83FS) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price point
solid build quality
decent processor performance
sufficient connectivity options
lightweight design
average display quality
limited graphics power
modest battery life
no backlit keyboard
DESIGN AND DIMENSIONS | Lenovo ThinkPad P51 | Lenovo V15 G4 IAH (83FS) |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 37.74 cm x 25.23 cm x 2.94 cm | 35.92 cm x 23.58 cm x 1.99 cm |
Weight | 2.67 kg | 1.67 kg |
Case Material | Glass-fibre reinforced plastic, magnesium-aluminum alloy | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
Colour | Black | Business black |
DISPLAY | Lenovo ThinkPad P51 | Lenovo V15 G4 IAH (83FS) |
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Screen Size (Type) | 15.6" - IPS | 15.6" - TN |
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LCD Backlight Technology | LED backlight | - |
Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
V-Sync Rate at Max Res. | - | 60 Hz |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:9 |
Image Brightness | 250 cd/m² | 250 cd/m² |
Colour Gamut | - | 45% NTSC |
Features | Anti-glare | Anti-glare, Low Blue Light technology |
PROCESSOR | Lenovo ThinkPad P51 | Lenovo V15 G4 IAH (83FS) |
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CPU | Intel Xeon E3-1505MV6 / 3 GHz | Intel Core i5 (12th Gen) 12500H / 2.5 GHz |
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Max Turbo Speed | 4 GHz | 4.5 GHz |
Number of Cores | Quad-Core | 12-core |
Cache | 8 MB | 18 MB |
64-bit Computing | Yes | - |
Chipset | Mobile Intel CM238 | - |
Platform Technology | Intel vPro Platform | - |
Features | Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 | Integrated memory controller |
MEMORY | Lenovo ThinkPad P51 | Lenovo V15 G4 IAH (83FS) |
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RAM | 16 GB | 8 GB (provided memory is soldered) |
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Max RAM Supported | 64 GB | 16 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2400 MHz | 3200 MHz |
Rated Speed | - | 3200 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 4 | 1 |
Empty Slots | - | 1 |
STORAGE | Lenovo ThinkPad P51 | Lenovo V15 G4 IAH (83FS) |
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Main Storage Size (HDD/SSD) | 512 GB SSD | 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe) |
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AUDIO & VIDEO | Lenovo ThinkPad P51 | Lenovo V15 G4 IAH (83FS) |
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Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
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Graphics Processor (GPU) | NVIDIA Quadro M2200 / Intel HD Graphics P630 | Intel Iris Xe Graphics |
Max Monitors Supported | - | 2 external monitor(s) |
Video Memory | 4 GB | - |
Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
Camera | Yes - 720p | Yes - 720p |
Camera Features | - | Privacy shutter, fixed focus |
Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
Codec | Realtek ALC3268 | Realtek ALC3287 |
Compliant Standards | High Definition Audio | High Definition Audio, Dolby Audio |
Audio Features | - | Input: noise-cancellation technology |
COMMUNICATIONS | Lenovo ThinkPad P51 | Lenovo V15 G4 IAH (83FS) |
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Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
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Wireless Controller | - | M.2 Card |
Network Interface | Gigabit Ethernet | Gigabit Ethernet |
Features | - | Dual stream (2x2) |
BATTERY | Lenovo ThinkPad P51 | Lenovo V15 G4 IAH (83FS) |
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Technology | Lithium Ion | Lithium polymer |
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Battery Capacity (Size) | - | 38 Wh |
Battery Life | - | Up to 9.1 hours |
Battery Run Time | - | Local video (1080p) playback time (150 nits): up to 9.1 hours |
AC ADAPTER | Lenovo ThinkPad P51 | Lenovo V15 G4 IAH (83FS) |
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Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 170 Watt | 65 Watt |
INPUT | Lenovo ThinkPad P51 | Lenovo V15 G4 IAH (83FS) |
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Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
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Numeric Keypad | Yes | Yes |
Features | Spill-resistant, multi-touch touchpad | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad, SMB Service hot key |
CONNECTIONS & EXPANSIONS | Lenovo ThinkPad P51 | Lenovo V15 G4 IAH (83FS) |
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Slots | 1 x ExpressCard/34 (1 free) | - |
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Interfaces | USB 3.1 Gen 1/USB 3.0 (Always On) 3 x USB 3.1 Gen 1/USB 3.0 USB-C (supports Thunderbolt 3) Mini DisplayPort HDMI LAN Dock Headphone/microphone combo jack |
USB 3.2 Gen 1 USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery 3.0) HDMI 1.4b LAN Headphone/microphone combo jack USB 2.0 |
Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
SOFTWARE | Lenovo ThinkPad P51 | Lenovo V15 G4 IAH (83FS) |
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Operating System (OS) | Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) | Windows 11 Pro - English |
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Software Included | - | Microsoft Office (Trial) |
MISCELLANEOUS | Lenovo ThinkPad P51 | Lenovo V15 G4 IAH (83FS) |
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Dockable | Yes | - |
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Included Accessories | Power adapter | Power adapter |
Security | Trusted Platform Module (TPM 2.0) Security Chip | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
Security Slot Type | Kensington 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, Intel Active Management Technology (iAMT), MIL-STD-810G tested | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS |
Compliant Standards | ISO 9001, ISO 14001, ISO 27001 | RoHS, Energy-Related Products (ErP) Lot 6, FSC, TUV Rheinland Low Blue Light (Software Solution) |
ENERGY STAR Certified | Yes | - |
Max Operating Temperature | - | 35 °C |
Min Operating Temperature | - | 5 °C |
Humidity Range Operating | - | 8 - 95% |
Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | Limited warranty - 1 year - pick-up and return |