Based on 2,530 user and expert reviews, Lenovo has good reviews for its laptops. Lenovo also has good reviews specifically within its 2 in 1 laptops range compared to other manufacturers.
12 PCI Express Lanes (max)
The Lenovo Flex 15 is a 12 PCI Express lane (max) laptop. Most of the other similar spec portable PCs that came out more than two years ago have between 1 and 15 PCI Express lanes (max).
Has a Full-Size Keyboard
The Flex 15 has a full-size keyboard. Most of the other 2 in 1 laptops that have been on the market for around the same time as the Flex 15 do not have a full-size keyboard.
Has a Front Camera
The Lenovo Flex 15 has a front camera. Most of the other similar spec laptops that have been available for more than two years also have a front camera.
1,600MHz Processor Memory Clock Speed
The Lenovo Flex 15 supports a 1,600MHz processor memory clock speed which is faster than most comparable spec laptops that were launched around the same time as it. Most laptops that are a comparable age to it support a 133MHz processor memory clock speed.
A 1,600MHz processor memory clock speed is in fact the best supported memory clock speeds supported by processor across all portable PCs that have been available for around the same time as the Flex 15.
Across comparable types of laptop the worst supported memory clock speeds supported by processor is 133MHz.
Very Big Screen Size
The average screen size of laptops of this type and age is 13", and the screen sizes range from 10" to 16". The Flex 15 has one of the biggest screen sizes (15.6 inches) amongst 2 in 1 laptops of this age.
+10 More reasons for
Intel Core I5 Processor Family
This laptop has an Intel Core i5-4xxx processor family, which is typical of many portable PCs that have been around for a similar time to it.
Fairly Long Battery Life
The Flex 15 has a fairly long battery life (9 hours) compared to most of the other portable PCs of a comparable age and type to the Flex 15. The battery lifes of 2 in 1 laptops that were released more than two years ago range from 3.7h to 19h, and the average battery life is 7.5h.
Quite Big Total Storage Capacity
With a total storage capacity of 500 gigabytes, the Lenovo Flex 15 has one of the bigger total storage capacity amongst 2 in 1 laptops of this age. Across all the 2 in 1 laptops that have been available for around the same time as the Flex 15 the total storage capacity range from 16GB to 1.5TB.
L3 Processor Cache
This laptop has a L3 processor cache, which is typical of many laptops of this type and age.
64-Bit Operating System Architecture
This portable PC has a 64-bit operating system architecture, which is the most commonly found operating system architecture on laptops of a similar age and spec to it.
Two USB 2.0 Ports
The Lenovo Flex 15 is a two USB 2.0 port notebook PC.
Has a Touch Sensitive Screen
Like most of the other similar spec notebook PCs that have been on the market for more than two years, the Lenovo Flex 15 has a touch sensitive screen.
802.11g WiFi Standard
The Flex 15 has an 802.11g WiFi standard which is better than the 802.11n WiFi standard found on most 2 in 1 laptops that have been on the market for more than two years. Across all 2 in 1 laptops that have been around for around the same time as the Flex 15 the best Wi-Fi standard is 802.11n and the worst is 802.11a.
Fairly Big Cache Memory
Laptops of a similar age and type to the Flex 15 have cache memories of between 1MB and 4MB. With a cache memory of 3 megabytes, the Flex 15 has a quite big cache memory compared to most of the other portable PCs of this spec and age.
8 Reasons Against
Only One USB 3.0 (3.1 Gen 1) Type-A Port
The Flex 15 is a one USB 3.0 (3.1 Gen 1) Type-A port notebook PC.
Quite Slow On-Board Graphics Adapter Base Frequency
At only 200 megahertz, the Flex 15 has a very slow on-board graphics adapter base frequency compared to most of the other 2 in 1 laptops that came out around the same time as the Flex 15. Across all the 2 in 1 laptops that were released more than two years ago the on-board graphics adapter base frequencies range from 200MHz to 650MHz, and the average on-board graphics adapter base frequency is 280MHz.
Only HDD Storage Medium
The Flex 15 has an HDD storage medium which is better than the SSD storage medium found on most 2 in 1 laptops that have been around for a comparable time to it. HDD is a traditional storage drive which stores the information on magnetic disks. HDD drives are slower than other forms of storage such as solid state drives (SSD) and flash drives.
An HDD storage medium is actually the worst storage medium across all portable PCs of this spec and age.
An SSD storage medium is the best storage medium amongst similar types of notebook PC.
Only 1366 X 768 Pixels Display Resolution
This laptop has a display resolution of 1366 x 768 pixels, which is typical of many portable PCs of a similar age and type to it.
+5 More reasons against
Quite Small Internal Memory
With an internal memory of only 4 gigabytes, the Flex 15 has a fairly small internal memory compared to most of the other notebook PCs of a similar spec and age to the Flex 15. The internal memory of 2 in 1 laptops that came out around the same time as the Flex 15 range from 1GB to 16GB, and the average internal memory is 4.8GB.
Comparable spec laptops that are a similar age to the Flex 15 have weights of between 0.88g and 20kg, and the average weight is 1.7kg. With a weight of 2.3 kilograms, the Flex 15 is one of the heavier comparable spec portable PCs that were released more than two years ago amongst 2 in 1 laptops of this age.
Only One USB 3.0 Port
Most comparable spec portable PCs that have been around for around the same time as the Flex 15 have between one and two USB 3.0 ports, including the Lenovo Flex 15 which has one USB 3.0 port.
Quite Dim Display Brightness
At only 200 candellas per square meter, the Flex 15 has a very dim display brightness compared to most of the other portable PCs of a comparable age and type to the Flex 15. Comparable spec laptops that are a similar age to the Flex 15 have display brightnesss of between 200 cd/m² and 6,000 cd/m².
2 Other reasons to consider the Lenovo Flex 15
Released Over Three Years Ago
It was over three years ago when Lenovo released the Flex 15.
Average Processor Clock Speed
At 1.6 gigahertz, the Lenovo Flex 15 has a pretty standard processor clock speed compared to most of the other 2 in 1 laptops that were released around the same time as the Flex 15.
Convertible (Fold-back screen)
Intel Core i5, Intel Core i5-4xxx
Processor Clock Speed
System Bus Data Transfer Rate
Maximum Turbo Frequency
Processor Memory Channel
Maximum Processor Memory Bandwidth
Processor Memory Clock Speed
333, 1333, 133, 1600
Processor Memory Type
Conflict Free Processor
Maximum Internal Memory Supported by Processor
PCI Express Lane (max)
Processor Operating Mode
PCI Express Slot Version
Thermal Design Power (TDP)
PCI Express Configuration
Processor Cache Type
Smart Cache, L3
Maximum Internal Memory (64-Bit)
Maximum Internal Memory
1 x 4
Memory Clock Speed
Total Storage Capacity
Integrated Card Reader
Hard Drive Size
Hybrid Hard Drive (H-HDD) Cache Memory
Hybrid Hard Drive (H-HDD) Capacity
Hybrid Hard Drive (H-HDD) Cache
Hard Drive Speed
Hard Drive Installed
1366 x 768
Touch Sensitive Screen
Full HD, HD
On-Board Graphics Adapter Model
Intel HD Graphics, Intel HD Graphics 4400
Discrete Graphics Adapter
Discrete Graphics Memory Type
Discrete Graphics Adapter Memory
Discrete Graphics Adapter Model
NVIDIA GeForce 820M
Discrete Graphics Adapter Memory
On-Board Graphics Adapter ID
Display Supported by On-Board Grap
Maximum On-Board Graphics Adapter Memory
On-Board Graphics Adapter Dynamic Frequency
On-Board Graphics Adapter Base Frequency
Discrete Graphics Adapter
On-Board Graphics Adapter
Discrete Graphics Adapter
Front Camera Resolution
1280 x 720
Ethernet LAN Data Rate
Ethernet LAN Connection
802.11b, 802.11g, 802.11n
Wireless LAN Connection
3G Network Access Module
Ports & Interfaces
Combo Headphone/mic Port
S/PDIF Out Port
Microphone in Port
Headphone Out Port
Ethernet LAN Ports
USB 3.0 Port
USB 2.0 Port
SATA III Connector
USB 3.0 (3.1 Gen 1) Type-A Port
Spill Resistant Keyboard
Windows 8, Windows 8.1
Microsoft Office 2013
Operating System Architecture
Processor Special Features
Intel Anti-Theft Technology
Intel Rapid Start Technology
Intel VPro Technology
Intel My WiFi Technology
Intel Turbo Boost Technology
Intel Identity Protection Technology
Intel Smart Response Technology
Intel Hyper-Threading Technology
Intel Smart Connect Technology
Intel Small Business Advantage (SBA)
Intel Matrix Storage Technology
Intel Active Management Technology
Intel HD Audio Technology
Intel Wireless Display (WiDi) Technology
Enhanced Intel SpeedStep Technology
Intel InTru 3D Technology
Intel Quick Sync Video Technology
Intel Clear Video HD Technology
Supported Instruction Set
AVX, AVX 2.0
Intel Secure Key
Execute Disable Bit
Intel Secure Key Technology Version
Thermal Monitoring Technology
CPU Configuration (max)
Intel VT-X With Extended Page Tables (EPT)
Processor Package Size
Intel Rapid Storage Technology
Intel Virtualization Technology (VT-X)
Intel Enhanced Halt State
Intel Smart Connect Technology Version
Intel AES New Instructions
Intel Identity Protection Technology Version
Processor ARK ID
Battery Cell Count
Lithium-Ion (Li-Ion), Lithium
AC Adapter Input Voltage
100 - 240
AC Adapter Frequency
50, 60, 50/60
AC Adapter Power
HDD, Power on, Supervisor
Cable Lock Slot
Cable Lock Slot
Weight & Dimensions
AC Adapter Included
Power Cord Included
Quick Start Guide
0 - 2438
Storage Relative Humidity Range
5 - 95
Operating Relative Humidity Range
8 - 95
Storage Temperature Range
5 - 43
Operating Temperature Range
5 - 35
Intel Visual Technology
Intel Clear Video HD, Intel Insider, Intel InTru 3D, Intel Quick Sync Video