In depth comparison and review of Lenovo ThinkBook 16p G4 IRH (21J8) 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 ThinkBook 16p G4 IRH (21J8) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful amd processor
high-resolution display
solid build quality
good thermal management
decent battery life
heavier than competitors
limited port selection
higher price point
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 ThinkBook 16p G4 IRH (21J8) | Lenovo V15 G4 IAH (83FS) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.46 cm x 25.5 cm x 1.99 cm | 35.92 cm x 23.58 cm x 1.99 cm |
| Weight | 2.2 kg | 1.67 kg |
| Case Material | Aluminium (top), aluminium (bottom) | Polycarbonate ABS (bottom), polycarbonate ABS (top) |
| Colour | Dual tone storm grey | Business black |
| DISPLAY | Lenovo ThinkBook 16p G4 IRH (21J8) | Lenovo V15 G4 IAH (83FS) |
|---|
| Screen Size (Type) | 16" - IPS | 15.6" - TN |
|---|---|---|
| Screen Resolution | 2560 x 1600 (WQXGA) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 60 Hz | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:9 |
| Image Brightness | 400 cd/m² | 250 cd/m² |
| Colour Gamut | 100% sRGB | 45% NTSC |
| Features | Anti-glare, Delta E<2 calibration, Eyesafe technology, X-Rite Pantone factory color calibration, Dolby Vision, Smart sense panel, ±89° viewing angle | Anti-glare, Low Blue Light technology |
| PROCESSOR | Lenovo ThinkBook 16p G4 IRH (21J8) | Lenovo V15 G4 IAH (83FS) |
|---|
| CPU | Intel Core i7 (13th Gen) 13700H / 2.4 GHz | Intel Core i5 (12th Gen) 12500H / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 5 GHz | 4.5 GHz |
| Number of Cores | 14-core | 12-core |
| Cache | 24 MB | 18 MB |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkBook 16p G4 IRH (21J8) | Lenovo V15 G4 IAH (83FS) |
|---|
| RAM | 16 GB (2 x 8 GB) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 32 GB | 16 GB |
| RAM Type | DDR5 SDRAM | DDR4 SDRAM |
| Speed | 5200 MHz | 3200 MHz |
| Rated Speed | 5200 MHz | 3200 MHz |
| Form Factor | SO-DIMM 262-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | 0 | 1 |
| STORAGE | Lenovo ThinkBook 16p G4 IRH (21J8) | Lenovo V15 G4 IAH (83FS) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkBook 16p G4 IRH (21J8) | Lenovo V15 G4 IAH (83FS) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 4060 / Intel Iris Xe Graphics | Intel Iris Xe Graphics |
| Max Monitors Supported | 3 external monitor(s) | 2 external monitor(s) |
| Video Memory | 8 GB GDDR6 SDRAM | - |
| Video System Features | NVIDIA Resizable BAR, Advanced Optimus, Dynamic Boost 2.0, Direct X 12 Ultimate, NVIDIA DLSS 3 | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 1080p | Yes - 720p |
| Camera Features | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera | Privacy shutter, fixed focus |
| Sound | Two tweeters, two woofers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3306-CG | Realtek ALC3287 |
| Compliant Standards | High Definition Audio, Dolby Atmos | High Definition Audio, Dolby Audio |
| Audio Features | Output: harman/kardon stereo speakers, Smart Amplifier (AMP); Input: noise-cancellation technology | Input: noise-cancellation technology |
| VR Ready | Yes | - |
| COMMUNICATIONS | Lenovo ThinkBook 16p G4 IRH (21J8) | Lenovo V15 G4 IAH (83FS) |
|---|
| Wireless | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | M.2 Card | M.2 Card |
| Network Interface | - | Gigabit Ethernet |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | Lenovo ThinkBook 16p G4 IRH (21J8) | Lenovo V15 G4 IAH (83FS) |
|---|
| Technology | Lithium polymer | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 80 Wh | 38 Wh |
| Battery Life | Up to 18 hours | Up to 9.1 hours |
| Battery Run Time | Local video (1080p) playback time (150 nits): up to 18 hours | Local video (1080p) playback time (150 nits): up to 9.1 hours |
| AC ADAPTER | Lenovo ThinkBook 16p G4 IRH (21J8) | Lenovo V15 G4 IAH (83FS) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 230 Watt | 65 Watt |
| INPUT | Lenovo ThinkBook 16p G4 IRH (21J8) | Lenovo V15 G4 IAH (83FS) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision glass touchpad, smart sense keyboard backlight, SMB Service hot key | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad, SMB Service hot key |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkBook 16p G4 IRH (21J8) | Lenovo V15 G4 IAH (83FS) |
|---|
| Slots | 1 x M.2 (PCI Express 4.0 x4) (1 free) | - |
|---|---|---|
| Interfaces | 2 x USB 3.2 Gen 2 USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI (8K support) 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 | Yes (SD Express Card) | - |
| SOFTWARE | Lenovo ThinkBook 16p G4 IRH (21J8) | Lenovo V15 G4 IAH (83FS) |
|---|
| Operating System (OS) | Windows 11 Pro - English | Windows 11 Pro - English |
|---|---|---|
| Software Included | Microsoft Office (Trial) | Microsoft Office (Trial) |
| MISCELLANEOUS | Lenovo ThinkBook 16p G4 IRH (21J8) | Lenovo V15 G4 IAH (83FS) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Integrated Options | Ambient light sensor | - |
| 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, MIL-STD-810H tested, Rapid Charge Pro, self-healing BIOS, LA2-Q AI performance chip | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 6, FSC, Energy-Related Products (ErP) Lot 26, TUV Rheinland Low Blue Light (Hardware Solution), TCO Certified 9.0, Low-VOC | RoHS, Energy-Related Products (ErP) Lot 6, FSC, TUV Rheinland Low Blue Light (Software Solution) |
| Carbon Footprint | 402 kg carbon emissions (EU) | - |
| 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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