Lenovo IdeaPad 5i 2-in-1 Gen 9 16" specifications and in-depth review

Lenovo IdeaPad 5i 2-in-1 Gen 9 16"

Manufacturer: Lenovo

The Lenovo IdeaPad 5i 2-in-1 Gen 9 16″ is a productivity-oriented convertible laptop built around a 16-inch IPS touchscreen display with a 1920x1200 resolution and 141 ppi pixel density. Weighing 2000 g and measuring 18 mm thick, it occupies a practical footprint suitable for everyday use, and it ships with a stylus included out of the box, reinforcing its versatility as a 2-in-1 form factor device.

On the performance side, the machine runs on a processor with a turbo clock speed of 5.4 GHz, supported by 16GB of DDR5 RAM operating at 5200 MHz and a 1TB NVMe PCIe 4 SSD. The integrated Intel Iris Xe Graphics G7 96EU handles display output across up to four screens. Connectivity includes two USB 3.2 Gen 2 Type-C ports, two USB 3.2 Gen 1 Type-A ports, an HDMI 1.4 output, an external memory slot, and Wi-Fi 6 with Bluetooth 5.2, rounding out a well-stocked port selection for a laptop in this class.

Pros
  • Comes with a stylus included, adding pen input capability without a separate purchase
  • Two USB 3.2 Gen 2 Type-C ports alongside two USB 3.2 Gen 1 Type-A ports offer a practical mix of modern and standard connections
  • The 1TB NVMe PCIe 4 SSD provides fast storage access with ample capacity for everyday productivity work
  • A fingerprint scanner is built in for convenient and hardware-based login security
  • Wi-Fi 6 support ensures faster and more reliable wireless connectivity in compatible network environments
  • Supports up to four simultaneous displays, giving flexibility for multi-monitor desktop setups
Cons
  • The display is capped at a 60Hz refresh rate, which limits smoothness for fast-moving content
  • Brightness is rated at only 300 nits with no anti-reflection coating, which can make the screen harder to use in well-lit conditions
  • Maximum RAM is fixed at 16GB with no support for ECC memory, leaving little headroom for memory-intensive workloads
  • No Thunderbolt 3 or 4 ports are present, ruling out high-bandwidth peripheral and external GPU connectivity
  • The HDMI output is limited to version 1.4, restricting external display resolution and refresh rate options
  • There is no RJ45 ethernet port, so wired network connections require an adapter
Who is this for?

This laptop suits users whose daily workload revolves around document editing, web browsing, and office productivity, where the 12-thread processor with a 5.4 GHz turbo clock and 16GB of DDR5 RAM deliver fluid everyday performance. The 16-inch touchscreen paired with a bundled stylus makes it a natural fit for those who annotate documents, sketch diagrams, or regularly switch between keyboard and pen input in a 2-in-1 convertible workflow. The ability to drive up to four simultaneous displays also makes it well-suited for users who rely on extended desktop setups for multitasking across multiple screens.

Who is this NOT for?

Users who need raw graphical horsepower will find this machine limiting, as the integrated Iris Xe GPU does not support ray tracing or DLSS, making it unsuitable for gaming or GPU-intensive creative workloads such as 3D rendering and video effects. The 60Hz panel with 300 nits brightness and no anti-reflection coating is a drawback for those working in bright or variable lighting conditions, or for anyone who values smooth high-refresh visuals. Additionally, the 16GB fixed memory ceiling and absence of Thunderbolt connectivity make this a poor match for professionals who demand heavy multitasking, large dataset processing, or high-bandwidth external peripherals.

Design:

Type Productivity
weight 2000 g
Uses a fanless design
Has a backlit keyboard
warranty period 1 years
volume 1634.04 cm³
width 356 mm
height 255 mm
thickness 18 mm
is weather-sealed (splashproof)
has a rugged build

The Lenovo IdeaPad 5i 2-in-1 Gen 9 16″ is classified as a productivity laptop with a physical footprint of 356 mm wide, 255 mm deep, and 18 mm thick, with a total volume of 1634.04 cm³. It weighs 2000 g and features a backlit keyboard, making it comfortable to use in lower-light environments. The device does not use a fanless design, nor does it carry weather-sealed or rugged construction. A one-year warranty is included with the machine.

Display:

screen size 16"
resolution 1920 x 1200 px
pixel density 141 ppi
Display type LCD, LED-backlit, IPS
has a touch screen
brightness (typical) 300 nits
refresh rate 60Hz
has anti-reflection coating
supported displays 4

The display on this laptop measures 16″ and uses an IPS LCD panel with LED backlighting, delivering a resolution of 1920 x 1200 px at a pixel density of 141 ppi. Typical brightness is rated at 300 nits, and the panel refreshes at 60Hz. Touch input is supported, though the screen does not include an anti-reflection coating. The system is capable of driving up to four displays simultaneously.

Performance:

RAM 16GB
RAM speed 5200 MHz
Uses flash storage
internal storage 1024GB
CPU speed 2 x 1.8 & 8 x 1.2 GHz
CPU threads 12 threads
Is an NVMe SSD
uses multithreading
maximum memory amount 16GB
DDR memory version 5
turbo clock speed 5.4GHz
GPU turbo 1300 MHz
PCI Express (PCIe) version 4
semiconductor size 10 nm
has XeSS (XMX)
Supports 64-bit

This laptop is powered by a processor built on a 10 nm semiconductor and configured with 12 threads across two core types running at 2 x 1.8 GHz and 8 x 1.2 GHz, with a turbo clock speed reaching 5.4 GHz. It supports 64-bit operation and multithreading, and pairs with 16GB of DDR5 RAM clocked at 5200 MHz — the maximum supported memory capacity. Storage is handled by a 1024GB NVMe SSD over a PCIe 4 interface, using flash storage technology for fast data access. The integrated GPU reaches a turbo frequency of 1300 MHz but does not support XeSS acceleration.

Benchmarks:

Geekbench 6 result (multi) 7404
Geekbench 6 result (single) 2142
PassMark result 15289
PassMark result (single) 3556

In benchmark testing, the processor returns a Geekbench 6 multi-core score of 7404 and a single-core score of 2142, reflecting its threaded and single-threaded processing capabilities respectively. PassMark results follow a similar pattern, with an overall score of 15289 and a single-thread score of 3556.

Connectivity:

USB 3.2 Gen 2 ports (USB-C) 2
USB 3.2 Gen 2 ports (USB-A) 0
USB 4 20Gbps ports 0
USB 4 40Gbps ports 0
Thunderbolt 4 ports 0
USB 3.2 Gen 1 ports (USB-C) 0
USB 3.2 Gen 1 ports (USB-A) 2
Thunderbolt 3 ports 0
has an HDMI output
Has USB Type-C
supports Wi-Fi
Wi-Fi version Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
has an external memory slot
Bluetooth version 5.2
RJ45 ports 0
HDMI ports 1
HDMI version HDMI 1.4
DisplayPort outputs 0
USB 2.0 ports 0
has AirPlay
mini DisplayPort outputs 0
has a VGA connector

The laptop's port selection includes two USB 3.2 Gen 2 Type-C ports and two USB 3.2 Gen 1 Type-A ports, with no Thunderbolt 3 or 4, USB 4, DisplayPort, mini DisplayPort, RJ45, VGA, or USB 2.0 ports present. Video output is handled by a single HDMI 1.4 port, and an external memory slot is also available. Wireless connectivity covers Wi-Fi 6 (802.11ax) alongside backwards-compatible Wi-Fi 5 and Wi-Fi 4 standards, paired with Bluetooth 5.2. AirPlay is supported as well.

Battery:

battery size 57 Wh
Has sleep-and-charge USB ports
Has a MagSafe power adapter

The laptop houses a 57 Wh battery and supports sleep-and-charge via its USB ports, allowing connected devices to be charged even when the machine is not in active use. It does not include a MagSafe power adapter.

Features:

has stereo speakers
has a socket for a 3.5 mm audio jack
supports ray tracing
supports DLSS
has Dolby Atmos
Stylus included
Has a fingerprint scanner
number of microphones 2
Uses 3D facial recognition
has voice commands
has a front camera
Has S/PDIF Out port
has a gyroscope
has GPS
has an accelerometer
has a compass
Has an optical disc drive

The laptop includes stereo speakers, a 3.5 mm headset jack, and a dual-microphone setup, though it does not feature Dolby Atmos or an S/PDIF output. A front camera is built in, and security is handled by a fingerprint scanner; 3D facial recognition and voice commands are not supported. The machine ships with a stylus included, complementing its touchscreen capability. On the sensor and navigation side, it lacks a gyroscope, accelerometer, compass, and GPS. Graphics features such as ray tracing and DLSS are not available, and there is no optical disc drive.

Miscellaneous:

clock multiplier 18
GPU name Iris Xe Graphics G7 96EU
Type Laptop
instruction sets MMX, F16C, FMA3, AES, AVX, AVX2, SSE 4.1, SSE 4.2
L3 cache 12 MB
Has an unlocked multiplier
Has NX bit
CPU temperature 100 °C
OpenCL version 3
OpenGL version 4.6
GPU execution units 96
Has integrated graphics
Supports ECC memory
memory channels 2
RAM speed (max) 6400 MHz
Thermal Design Power (TDP) 15W
Uses big.LITTLE technology

The laptop-class processor carries a clock multiplier of 18, a 15W TDP, and a maximum operating temperature of 100 °C, with a locked multiplier and no ECC memory support. It uses big.LITTLE technology to manage its core configuration and includes a 12 MB L3 cache, along with NX bit support for hardware-level security. The supported instruction sets span MMX, F16C, FMA3, AES, AVX, AVX2, SSE 4.1, and SSE 4.2. Memory runs across two channels with a maximum supported speed of 6400 MHz. Graphics are handled by the integrated Intel Iris Xe Graphics G7 with 96 execution units, supporting OpenCL 3 and OpenGL 4.6.

Final Verdict

The Lenovo IdeaPad 5i 2-in-1 Gen 9 16″ is a well-rounded productivity convertible that delivers on the essentials: a responsive 12-thread processor with a 5.4 GHz turbo, fast DDR5 memory, and a 1TB NVMe SSD, all packaged with a large touchscreen and a bundled stylus that genuinely extends its usefulness beyond a conventional laptop. It is clearly targeted at everyday office users and pen-input workflows rather than demanding creative or gaming workloads, and within that scope it covers its bases competently. Those who stay within its intended purpose will find a capable, feature-complete machine; those who push beyond it will encounter real ceiling — in graphical output, memory headroom, and display brightness. As a productivity-oriented 2-in-1, it makes a coherent and practical choice for the right user profile.