Camera Memory Speed
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Kingston 90/80 U3 UHS-I 128GB SDXC SDA3/128GB Memory Card Review

Kingston UHS-I Speed Class 3 U3 90/80 MB/s 128GB SDXC Memory Card Front

Introduction

Kingston UHS-I U3 cards offer 90 MB/s read and 80MB/s write speeds. The cards are rated UHS Speed Class 3 (U3) that designates cards that can sustain at least 30MB/s continuous write speed, making them suitable for recording 4K video streams. The 80MB/s maximum write speed rating makes the card well suited for burst shooting photography purposes. Kingston UHS-I U3 cards are offered in 32, 64, 128 and 256 GB capacities and are covered by Kingston's lifetime guarantee. The 128GB SDXC card SDA3/128GB with UPC 740617240931 is tested in this review. The card is made in Taiwan.

Kingston UHS-I Speed Class 3 U3 90/80 MB/s 128GB SDXC Memory Card Back

Performance

Benchmark tests reveal the performance of the Kingston U3 128GB card. It easily reached its 90MB/s quoted read speed. The highest sequential read benchmark was 98.5 MB/s. Write speed mesured up to 87.6 MB/s.

Card: Kingston U3 90/80 MB/s 128GB
Benchmark: CrystalDiskMark 3.0.3 x64
Program settings: 1000 MB, 5 passes, random test data
Operating system: Windows 8.1 Pro
Motherboard: Gigabyte GA-Z77X-UD3H
Processor: Intel Core i7-3770K @ 4.40GHz
RAM: 32GB DDR3 1600

Kingston U3 90/80 MB/s 128GB
Card Reader Benchmarks
Seq.
Read
1000MB
MB/s
Seq.
Write
1000MB
MB/s
Rand.
Read
512KB
MB/s
Rand.
Write
512KB
MB/s
Rand.
Read
4KB
MB/s
QD1
Rand.
Read
4KB
IOPS
QD1
Rand.
Write
4KB
MB/s
QD1
Rand.
Write
4KB
IOPS
QD1
Rand.
Read
4KB
MB/s
QD32
Rand.
Read
4KB
IOPS
QD32
Rand.
Write
4KB
MB/s
QD32
Rand.
Write
4KB
IOPS
QD32
Lexar LRWM04U-7000 UHS-II Reader98.51382.86583.4270.8119.1112224.41.243303.412.5043052.71.307319.1
Lexar Professional Workflow SR2 UHS-II98.50481.46283.4130.7809.0682213.81.238302.212.5103054.21.322322.7
Sony S1 High Speed UHS-II Reader/Writer98.02579.74082.0700.8156.2351522.31.079263.57.4181810.91.147280.0
Delkin Black Rugged Card Reader97.93478.85881.7980.9386.0561478.51.089265.97.2781776.71.173286.3
SanDisk Extreme Pro SD UHS-II Reader/Writer97.93478.95981.9610.8566.3041539.01.113271.77.5701848.11.137277.7
SanDisk Extreme Pro UHS-II USB-C Reader SDDR-40997.87979.98981.1510.9176.5561600.51.051256.67.6801875.01.042254.5
SanDisk Extreme Pro SD UHS-II USB-C Reader97.87980.17280.9910.8586.8661676.41.107270.27.6401865.11.136277.4
SanDisk Extreme Pro UHS-II SD Reader/Writer96.98383.61983.4550.78210.1842486.41.315321.012.4993051.51.342327.7
ProMaster Professional Dual Card Reader SD UHS-II96.92981.42483.3310.7969.1052223.01.292315.412.4883048.91.213296.0
Delkin Dual Slot SD UHS-II and CF Card Reader96.90283.43283.3170.7859.3082272.51.297316.712.5403061.51.318321.9
Kingston MobileLite G4 UHS-II96.88487.63782.8910.8599.2912268.41.333325.512.5663067.91.349329.4
Transcend Multi-Card Reader RDF996.83082.11283.1931.0689.0932220.01.296316.312.5363060.51.324323.2
Kingston FCR-HS4 Card Reader96.83083.93383.2620.9529.3312278.11.222298.412.5403061.51.198292.5
Lexar Professional Dual Slot UHS-II Card Reader96.78683.33383.2620.9919.1102224.11.199292.712.3473014.51.260307.7
Delkin Multi-Card CFast SD UHS-II microSD Reader96.75981.56383.3860.8549.1232227.41.295316.312.4413037.31.316321.3
Delkin Travel Reader96.63482.74182.9600.8078.5522087.91.166284.611.3962782.31.173286.3
Verbatim USB-C Pocket Card Reader95.33483.19481.7160.8099.8512405.01.173286.312.0852950.41.184289.0
SanDisk ImageMate Pro Multi-Card Reader/Writer95.00684.80279.6210.8596.1581503.51.144279.27.2671774.11.171285.8
Transcend SD Card Reader RDF5 Black94.84283.65982.4300.8946.7391645.41.150280.77.3211787.41.059258.5
Sony MRW-E90 XQD 2.0 / SD UHS-II Card Reader92.74580.47480.1100.9018.0071954.81.191290.711.2072736.21.236301.8
Transcend Multi-Card Reader RDF8 Black67.37661.71761.2611.0497.8581918.41.195291.810.3632530.11.261307.8
Delkin Universal Memory Card Reader63.16361.60861.2700.8089.0572211.31.210295.510.5882584.91.145279.5

The Kingston 128GB U3 card will be tested in cameras for reak world performance. Write speeds will be added to the table below when available.

Cameras tested with this card:

The following table contains information encoded in the SD card.

Kingston U3 90/80 MB/s 128GB SD — Internal Card Information
Serial number (PSN)8519752
Product Name (PNM)SD128
Product Revision3.0
Manufacturer ID (MID)0x000041
OEM ID (OID)42
Manufacture Date (MDT)06/2017
Total capacity128,295,370,752 bytes

Available sizes and prices

Compare prices on the Kingston UHS-I Speed Class 3 SD card. The lowest prices are highlighted in the table below. Prices are updated daily.

CardSize
GB
Lowest
$ / GB
Prices
AmazonB&H PhotoAdorama
Kingston UHS-I Speed Class 3 SD32$0.78$29.97Check price$24.99
Kingston UHS-I Speed Class 3 SD64$0.83$52.91Check priceCheck price
Kingston UHS-I Speed Class 3 SD128$1.10$141.28Check priceCheck price
Kingston UHS-I Speed Class 3 SD256$0.55$139.89Check price$139.95