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Camera Memory SpeedMemory Card Comparison & Performance Tests for Digital Cameras

Samsung PRO Plus 128GB microSDXC Memory Card Review

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Introduction

Samsung PRO+ memory cards bring UHS-I performance for the most demanding photography and video applications. Advertised with 95MB/s read and 90MB/s write speeds, the PRO Plus is also UHS Speed Class 3 (U3) speed for continuous recording of 4K video. The 128GB capacity card is the largest offered at the time of review, while additional sizes of 32 and 64GB are available. The 128GB microSDXC card (MB-MD128DA/AM) is tested in this review.

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The U3 designation on the 128GB PRO Plus means the cards can sustain at least 30MB/s continuous write performance to allow the highest quality bitrate codecs for HD, 4K and 3D video recording. Samsung PRO+ memory cards carry a 10-year limited warranty. The card is made in Korea.

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Performance

Benchmarks were performed used several USB 3.0 card readers. The highest sequential read speed measured was 94.9 MB/s, while write speed reached up to 84.5 MB/s. The write speed was slightly below the 88.2 MB/s the 64GB PRO+ microSDXC card provided as well as the 90 MB/s speed quoted by Samsung.

Card: Samsung PRO Plus microSDXC 128GBBenchmark: CrystalDiskMark 3.0.3 x64Program settings: 1000 MB, 5 passes, random test dataOperating system: Windows 10 ProMotherboard: Gigabyte GA-Z77X-UD3HProcessor: Intel Core i7-3770K
4.40GHzRAM: 32GB DDR3 1600

Samsung PRO Plus microSDXC 128GBCard Reader BenchmarksSeq.Read1000MBMB/sSeq.Write1000MBMB/sRand.Read512KBMB/sRand.Write512KBMB/sRand.Read4KBMB/sQD1Rand.Read4KBIOPSQD1Rand.Write4KBMB/sQD1Rand.Write4KBIOPSQD1Rand.Read4KBMB/sQD32Rand.Read4KBIOPSQD32Rand.Write4KBMB/sQD32Rand.Write4KBIOPSQD32
Lexar LRWM04U-7000 UHS-II Reader96.55441.06687.71120.2595.4921340.80.750183.06.9401694.30.894218.3
Transcend Multi-Card Reader RDF995.13541.18587.63924.5155.5791362.10.743181.36.8311667.60.889217.0
Lexar Professional Workflow SR2 UHS-II95.05740.56187.17822.2665.5401352.60.823200.96.8431670.70.893218.1
Hama USB Type-C 3.1 UHS-II SD Card Reader94.97184.80983.4002.3028.9052174.02.105513.89.3232276.02.067504.7
Hama USB 3.0 UHS-II SD Card Reader94.93783.51983.5102.4688.1992001.62.155526.19.2782265.12.082508.2
Lexar LRWM04U-7000 UHS-II Reader94.93784.10183.3862.3908.7252130.12.189534.49.3732288.22.123518.2
Lexar Professional Workflow SR2 UHS-II94.92883.95383.3032.3838.6922122.02.190534.79.3332278.52.126519.1
Sony S1 High Speed UHS-II Reader/Writer94.79184.93280.1772.5586.6301618.61.766431.16.8801679.61.761429.8
SanDisk Extreme Pro SD UHS-II Reader/Writer94.77484.34579.1772.2366.6531624.21.750427.27.0081710.81.776433.5
SanDisk Extreme Pro UHS-II USB-C Reader SDDR-40994.75784.42678.9562.5496.4421572.81.735423.57.0121712.01.757429.0
Lexar Professional Dual Slot UHS-II Card Reader94.68041.07487.55317.9385.4961341.90.722176.26.4641578.10.27366.7
Delkin Black Rugged Card Reader94.67184.18979.2942.4626.3101540.51.783435.36.6621626.51.779434.4
Delkin Dual Slot SD UHS-II and CF Card Reader94.47540.89687.49815.1265.3301301.20.423103.36.3841558.60.883215.6
Kingston FCR-HS4 Card Reader94.42440.85387.62527.3515.4791337.70.792193.36.9011684.80.891217.5
Delkin Travel Reader93.94240.21485.23619.0595.5601357.50.739180.46.7971659.50.879214.5
Delkin Universal Memory Card Reader93.74033.61886.91817.8635.1581259.20.714174.36.4301569.70.860210.0
Delkin Multi-Card CFast SD UHS-II microSD Reader93.29084.80982.7822.1729.0462208.52.157526.79.3962294.02.117516.8
Lexar C1 USB-C microSD Reader93.05884.17680.2172.3957.1511745.71.850451.67.5081833.01.830446.9
Kingston FCR-HS4 Card Reader93.02584.13583.5942.3758.6702116.82.188534.19.2872267.42.124518.6
SanDisk Extreme Pro UHS-II SD Reader/Writer93.00883.96083.2072.4728.7152127.72.153525.59.3602285.12.104513.7
Delkin Travel Reader92.91884.46081.2052.3908.6932122.42.194535.79.3632286.02.128519.5
Delkin Dual Slot SD UHS-II and CF Card Reader92.85283.97383.3032.3878.6892121.32.187533.99.3342278.82.118517.1
Kingston MobileLite G4 UHS-II92.81983.69983.1792.5368.6162103.52.147524.19.2302253.52.129519.7
SanDisk MobileMate USB 3.0 Reader92.75382.91877.8902.3155.4011318.61.629397.86.0661480.91.706416.4
Lexar Professional Dual Slot UHS-II Card Reader92.69683.86683.1932.3138.6872121.02.033496.29.3532283.32.060503.0
Transcend Multi-Card Reader RDF992.56583.86683.2892.3878.7812143.92.191535.09.3652286.32.124518.6
DriverGenius USB 3.1(G1) / 3.0 UHS-II SD Card Reader92.00584.35280.2972.3907.6881877.11.905465.18.9522185.51.961478.6
Transcend Multi-Card Reader RDF8 Black91.99684.46781.7162.3848.2182006.31.984484.48.9132176.11.999488.1
SanDisk ImageMate Pro Multi-Card Reader/Writer91.88482.29978.4212.7315.9841460.81.737424.26.7841656.11.757428.9
Sony MRW-E90 XQD 2.0 / SD UHS-II Card Reader91.53140.40683.66316.8205.0831240.90.708172.86.4961585.80.850207.5
Lexar LRWM03U-7000 UHS-I microSD Reader91.32383.85380.3112.4957.7651895.72.197536.58.5062076.82.131520.4
Delkin Universal Memory Card Reader91.24484.29781.2982.3838.1952000.71.987485.28.9182177.22.004489.2
Transcend SD Card Reader RDF5 Black90.76284.13580.0442.5686.6541624.51.860454.06.8011660.31.823445.0
SanDisk microSD UHS-II USB 3.0 Reader90.13083.53278.4862.1808.5622090.32.060503.09.0432207.72.059502.8
Lexar LRWM05U-7000 UHS-II microSD Reader90.04582.73478.5252.7968.3182030.71.977482.79.0292204.31.974482.0
SanDisk ImageMate All-In-One USB 3.090.00782.65673.3272.4484.9641211.91.599390.35.0061222.31.574384.2
Sony MRW-E90 XQD 2.0 / SD UHS-II Card Reader89.42382.26778.3562.2318.2562015.62.024494.29.0372206.22.058502.6

The 128GB PRO+ microSD card will be tested in cameras. When results are available they will be added to the table below.

Samsung PRO Plus microSDXC 128GBTested in CameraWrite Speed(MB/s)
Canon 77D74.8
Nikon D750074.6
Canon Rebel T7i74.3
Canon 5D Mark IV73.5
Canon EOS R73.3
Nikon D560073.2
Sony A972.8
Fuji X-T371.4
Canon EOS M571.0
Olympus E-M1 II39.9
Panasonic GH537.5
Nikon Coolpix P100029.3

Cameras tested with this card: Canon EOS R, Canon 5D Mark IV, Canon 77D, Canon EOS M5, Canon Rebel T7i, Fuji X-T3, Nikon D7500, Nikon D5600, Nikon Coolpix P1000, Olympus E-M1 II, Panasonic GH5, Sony A9

The following table contains information encoded in the SD card.

Samsung PRO Plus microSDXC 128GB microSD — Internal Card Information
Serial number (PSN)2513900669
Product Name (PNM)0
Product Revision1.0
Manufacturer ID (MID)0x00001b
OEM ID (OID)SM
Manufacture Date (MDT)11/2015
Total capacity128,026,935,296 bytes

The internal card register of the PRO+ card tested contains OEM ID (OID) "SM" and manufacturer ID (MID) 0x00001b which correspond with Samsung as the manufacturer of the card. Actual card capacity is 128,026,935,296 bytes. The card production date is November, 2015.

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Available sizes and prices

Compare prices on the Samsung PRO Plus microSD card. The lowest prices are highlighted in the table below. Prices are updated daily.