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NTAG203 vs. NTAG203

These two chips, the NTAG203 and the NTAG203 are from the same NTAG family of chips. They are both manufactured by NXP.

The NTAG203 was the first of the NTAG series of chips from NXP released in 2011. The previous generation to the current NTAG series of chips.

The NTAG203 is no longer in production and we very, very strongly recommend that you do not purchase any tags using this chip. They are either very old or non-genuine NXP chips.

The NTAG203 was the first of the NTAG series of chips from NXP released in 2011. The previous generation to the current NTAG series of chips.

The NTAG203 is no longer in production and we very, very strongly recommend that you do not purchase any tags using this chip. They are either very old or non-genuine NXP chips.

Both these chips have a strong ScanStrength and will work very well with mobile phones.

Key Features

User Memory
144 Bytes
Max URL
136 Chars*
User Memory
144 Bytes
Max URL
136 Chars*
*Characters

Key Specifications

BrandNXP
Chip SeriesNTAG
NFC ForumType 2
Availability
ScanStrengthHigh
BrandNXP
Chip SeriesNTAG
NFC ForumType 2
Availability
ScanStrengthHigh

Phone compatibility

Apple
Android
Apple
Android

Typical Use Cases

  • Marketing & Advertising
  • Vouchers
  • Bluetooth Pairing
  • GS1 EPC/RFID
  • Object Identification
  • Product Information
  • PLCR
  • Marketing & Advertising
  • Vouchers
  • Bluetooth Pairing
  • GS1 EPC/RFID
  • Object Identification
  • Product Information
  • PLCR

User Features

 NTAG203NTAG203
Total memory (bytes)168168
User memory (bytes)144144
Max URL (chars)136136
UID (bytes)77
ECC signature--
32-bit password--
UID ASCII mirror--
Scan Counter--
Counter ASCII mirror--
Lockable

Technical Specifications

 NTAG203NTAG203
Chip thickness120 µm120 µm
NFC ForumType 2Type 2
Operating Freq.13.56Mhz13.56Mhz
Data Trans. Rate106 kbit/s106 kbit/s
Input Capacitance50pf50pf
Fast read--
Data retention (years)55
Write endurance (cycles)10000 10000
Anticollision--
StandardISO/IEC 14443 AISO/IEC 14443 A
Release date20112011

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