In depth comparison and review of Lenovo ThinkPad Z16 Gen 1 (21D5) and Lenovo ThinkBook 16p G4 IRH (21J8). 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 Z16 Gen 1 (21D5) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
powerful AMD processor
high-resolution display
good battery life
heavier than competitors
expensive base model
limited color options
noisy under load
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
| DESIGN AND DIMENSIONS | Lenovo ThinkPad Z16 Gen 1 (21D5) | Lenovo ThinkBook 16p G4 IRH (21J8) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.44 cm x 23.74 cm x 1.58 cm | 35.46 cm x 25.5 cm x 1.99 cm |
| Weight | 1.94 kg | 2.2 kg |
| Case Material | Aluminium (top), aluminium (bottom) | Aluminium (top), aluminium (bottom) |
| Colour | Black (bottom), arctic grey (top) | Dual tone storm grey |
| DISPLAY | Lenovo ThinkPad Z16 Gen 1 (21D5) | Lenovo ThinkBook 16p G4 IRH (21J8) |
|---|
| Screen Size (Type) | 16" OLED | 16" - IPS |
|---|---|---|
| Touchscreen | Yes (10-point multi-touch) | - |
| Screen Resolution | 3840 x 2400 (WQUXGA) | 2560 x 1600 (WQXGA) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:10 | 16:10 |
| Image Brightness | 500 cd/m² | 400 cd/m² |
| Colour Gamut | 100% DCI-P3 | 100% sRGB |
| Features | Anti-reflective, One Glass Solution, anti-smudge, Low Blue Light technology, Dolby Vision, 175° viewing angle, 92.3% screen-to-body ratio | Anti-glare, Delta E<2 calibration, Eyesafe technology, X-Rite Pantone factory color calibration, Dolby Vision, Smart sense panel, ±89° viewing angle |
| PROCESSOR | Lenovo ThinkPad Z16 Gen 1 (21D5) | Lenovo ThinkBook 16p G4 IRH (21J8) |
|---|
| CPU | AMD Ryzen 7 Pro 6850H / 3.2 GHz | Intel Core i7 (13th Gen) 13700H / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 4.7 GHz | 5 GHz |
| Number of Cores | 8-core | 14-core |
| Cache | L3 - 16 MB | 24 MB |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad Z16 Gen 1 (21D5) | Lenovo ThinkBook 16p G4 IRH (21J8) |
|---|
| RAM | 32 GB (provided memory is soldered) | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | - | 32 GB |
| RAM Type | LPDDR5 SDRAM | DDR5 SDRAM |
| Speed | 6400 MHz | 5200 MHz |
| Rated Speed | 6400 MHz | 5200 MHz |
| Form Factor | - | SO-DIMM 262-pin |
| Slots Qty | - | 2 |
| Empty Slots | - | 0 |
| STORAGE | Lenovo ThinkPad Z16 Gen 1 (21D5) | Lenovo ThinkBook 16p G4 IRH (21J8) |
|---|
| Main Storage Size (HDD/SSD) | 1.024 TB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Western Digital | 512 GB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad Z16 Gen 1 (21D5) | Lenovo ThinkBook 16p G4 IRH (21J8) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | AMD Radeon 680M | NVIDIA GeForce RTX 4060 / Intel Iris Xe Graphics |
| Max Monitors Supported | 3 external monitor(s) | 3 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 |
| Camera | Yes - 1080p | Yes - 1080p |
| Camera Features | Windows Hello, fixed focus, e-camera shutter, hybrid FHD/IR camera | Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera |
| Sound | Stereo speakers, dual array microphone | Two tweeters, two woofers, dual array microphone |
| Codec | Realtek ALC3306 | Realtek ALC3306-CG |
| Compliant Standards | High Definition Audio, Dolby Atmos | High Definition Audio, Dolby Atmos |
| Audio Features | Input: Dolby Voice, 360° far-field | Output: harman/kardon stereo speakers, Smart Amplifier (AMP); Input: noise-cancellation technology |
| VR Ready | - | Yes |
| COMMUNICATIONS | Lenovo ThinkPad Z16 Gen 1 (21D5) | Lenovo ThinkBook 16p G4 IRH (21J8) |
|---|
| Wireless | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Qualcomm NFA725A | M.2 Card |
| Features | - | Dual stream (2x2) |
| BATTERY | Lenovo ThinkPad Z16 Gen 1 (21D5) | Lenovo ThinkBook 16p G4 IRH (21J8) |
|---|
| Technology | 4-cell lithium polymer | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 72 Wh | 80 Wh |
| Battery Life | - | Up to 18 hours |
| Battery Run Time | - | Local video (1080p) playback time (150 nits): up to 18 hours |
| AC ADAPTER | Lenovo ThinkPad Z16 Gen 1 (21D5) | Lenovo ThinkBook 16p G4 IRH (21J8) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 135 Watt, 5 / 9 / 15 / 20 V | 230 Watt |
| INPUT | Lenovo ThinkPad Z16 Gen 1 (21D5) | Lenovo ThinkBook 16p G4 IRH (21J8) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision glass touchpad, smart sense keyboard backlight, SMB Service hot key |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad Z16 Gen 1 (21D5) | Lenovo ThinkBook 16p G4 IRH (21J8) |
|---|
| Slots | - | 1 x M.2 (PCI Express 4.0 x4) (1 free) |
|---|---|---|
| Interfaces | USB-C 3.2 Gen 2 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) 2 x USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack |
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 |
| Memory Card Reader | Yes (SD Card, SDXC UHS-II Card) | Yes (SD Express Card) |
| SOFTWARE | Lenovo ThinkPad Z16 Gen 1 (21D5) | Lenovo ThinkBook 16p G4 IRH (21J8) |
|---|
| Operating System (OS) | Windows 11 Pro | Windows 11 Pro - English |
|---|---|---|
| Software Included | - | Microsoft Office (Trial) |
| MISCELLANEOUS | Lenovo ThinkPad Z16 Gen 1 (21D5) | Lenovo ThinkBook 16p G4 IRH (21J8) |
|---|
| Included Accessories | USB-C slim power adapter | Power adapter |
|---|---|---|
| Integrated Options | - | Ambient light sensor |
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| 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, system password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication | Administrator password, hard drive password, power-on password, MIL-STD-810H tested, Rapid Charge Pro, self-healing BIOS, LA2-Q AI performance chip |
| Compliant Standards | RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3, TCG Certified, TCO Certified 9.0 | 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 |
| 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 |
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