Lenovo ThinkPad Z16 Gen 1 (21D4) vs. Lenovo ThinkBook 14 G4+ IAP (21CX)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad Z16 Gen 1 (21D4) and Lenovo ThinkBook 14 G4+ IAP (21CX). 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.

Lenovo ThinkPad Z16 Gen 1 (21D4) Review

Advantages and disadvantages of Lenovo ThinkPad Z16 Gen 1 (21D4) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful amd processor

high-resolution oled display

solid build quality

good battery life

efficient thermal management

heavier than competitors

expensive base model

limited port selection

noisy under load

Lenovo ThinkBook 14 G4+ IAP (21CX) Review

Advantages and disadvantages of Lenovo ThinkBook 14 G4+ IAP (21CX) based on its technical characteristics, features, user experience, expert reviews and price level.

robust aluminum design

efficient thermal management

sharp full hd display

modern connectivity options

fast ssd storage

average battery life

no dedicated gpu

limited color accuracy

higher price segment

Laptop Comparison and Tests

Difference between Lenovo ThinkPad Z16 Gen 1 (21D4) and Lenovo ThinkBook 14 G4+ IAP (21CX)
83 % - Design
85 % - Display
89 % - Performance
85 % - Connectivity
85 % - Battery
85 % - Design
75 % - Display
71 % - Performance
85 % - Connectivity
76 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad Z16 Gen 1 (21D4) vs. Lenovo ThinkBook 14 G4+ IAP (21CX) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad Z16 Gen 1 (21D4) Lenovo ThinkBook 14 G4+ IAP (21CX)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.44 cm x 23.74 cm x 1.58 cm 31.2 cm x 22.4 cm x 1.65 cm
Weight 1.94 kg 1.4 kg
Case Material Aluminium (top), aluminium (bottom) Aluminium (top), aluminium (bottom)
Colour Black (bottom), arctic grey (top) Dual tone arctic grey
DISPLAY Lenovo ThinkPad Z16 Gen 1 (21D4) Lenovo ThinkBook 14 G4+ IAP (21CX)
Screen Size (Type) 16" OLED 14" - IPS
Touchscreen Yes (10-point multi-touch) -
LCD Backlight Technology - LED backlight
Screen Resolution 3840 x 2400 (WQUXGA) 1920 x 1200 (WUXGA)
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:9
Image Brightness 400 cd/m² 300 cd/m²
Colour Gamut 100% DCI-P3 45% NTSC
Features Anti-reflective, One Glass Solution, anti-smudge, Low Blue Light technology, Dolby Vision, 92.3% screen-to-body ratio Anti-glare
PROCESSOR Lenovo ThinkPad Z16 Gen 1 (21D4) Lenovo ThinkBook 14 G4+ IAP (21CX)
CPU AMD Ryzen 9 Pro 6950H / 3.3 GHz Intel Core i5 (12th Gen) 1235U / 1.3 GHz
Max Turbo Speed 4.9 GHz 4.4 GHz
Number of Cores 8-core 10-core
Cache L3 - 16 MB 12 MB
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad Z16 Gen 1 (21D4) Lenovo ThinkBook 14 G4+ IAP (21CX)
RAM 32 GB (provided memory is soldered) 16 GB (provided memory is soldered)
RAM Type LPDDR5 SDRAM LPDDR5 SDRAM
Speed 6400 MHz 4800 MHz
Rated Speed 6400 MHz 4800 MHz
STORAGE Lenovo ThinkPad Z16 Gen 1 (21D4) Lenovo ThinkBook 14 G4+ IAP (21CX)
Main Storage Size (HDD/SSD) 1 TB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe), Performance 512 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad Z16 Gen 1 (21D4) Lenovo ThinkBook 14 G4+ IAP (21CX)
Multi-GPU Configuration 1 single GPU card / integrated GPU -
Graphics Processor (GPU) AMD Radeon RX 6500M / AMD Radeon 680M Intel Iris Xe Graphics
Max Monitors Supported 3 external monitor(s) 3 external monitor(s)
Video Memory 4 GB GDDR6 SDRAM -
Camera Yes - 1080p Yes - 1080p
Camera Features IR camera, Windows Hello, e-camera shutter Privacy shutter, fixed focus
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec Realtek ALC3306 Realtek ALC3287
Compliant Standards High Definition Audio, Dolby Atmos, Dolby Voice High Definition Audio, Dolby Audio
COMMUNICATIONS Lenovo ThinkPad Z16 Gen 1 (21D4) Lenovo ThinkBook 14 G4+ IAP (21CX)
Wireless Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller Qualcomm NFA725A M.2 Card
Network Interface - Gigabit Ethernet
Compliant Standards DASH -
Features Dual stream (2x2) Dual stream (2x2)
WWAN
Generation 4G -
Technology LTE -
Controller Quectel EM05-G - M.2 Card -
BATTERY Lenovo ThinkPad Z16 Gen 1 (21D4) Lenovo ThinkBook 14 G4+ IAP (21CX)
Technology Lithium polymer Lithium polymer
Battery Capacity (Size) 72 Wh 46.5 Wh
AC ADAPTER Lenovo ThinkPad Z16 Gen 1 (21D4) Lenovo ThinkBook 14 G4+ IAP (21CX)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 135 Watt 100 Watt
INPUT Lenovo ThinkPad Z16 Gen 1 (21D4) Lenovo ThinkBook 14 G4+ IAP (21CX)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
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 touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad Z16 Gen 1 (21D4) Lenovo ThinkBook 14 G4+ IAP (21CX)
Slots 1 x Nano-SIM card (1 free) 1 x M.2 (PCI Express 3.0 x4) (1 free)
1 x M.2 (PCI Express 4.0 x4) (0 free)
Interfaces 3 x USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
Headphone/microphone combo jack
USB 2.0 (hidden)
USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
HDMI
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)
LAN
Headphone/microphone combo jack
Memory Card Reader Yes (SD Card, SDXC UHS-II Card) 3 in 1 (SD Card, SDHC Card, SDXC Card)
SOFTWARE Lenovo ThinkPad Z16 Gen 1 (21D4) Lenovo ThinkBook 14 G4+ IAP (21CX)
Operating System (OS) Windows 11 Pro - English Windows 11 Pro - English
Software Included Glance by Mirametrix Microsoft Office (Trial)
MISCELLANEOUS Lenovo ThinkPad Z16 Gen 1 (21D4) Lenovo ThinkBook 14 G4+ IAP (21CX)
Included Accessories USB-C slim power adapter USB-C slim wall mount power adapter
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, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password, USB FIDO (Fast Identity Online) device integration, pen upgradable, certificate based BIOS authentication Administrator password, hard drive password, power-on password, MIL-STD-810H tested, Rapid Charge Pro, self-healing BIOS
Compliant Standards RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3, TCG Certified RoHS, Energy-Related Products (ErP) Lot 3, TUV Rheinland Low Blue Light (Software Solution)
ENERGY STAR Certified Yes Yes
EPEAT Compliant EPEAT Gold EPEAT Gold
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 5 °C 5 °C
Humidity Range Operating 8 - 95% 8 - 95%
Manufacturer Warranty Base warranty - 3 years - pick-up and return
Base warranty - battery - 1 year
Extended warranty - 3 years - on-site
Limited warranty - 1 year - pick-up and return
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