Largest Memory NFC Chips

20 chips

NFC chip memory capacity is one of the most critical specifications for any NFC project. Memory determines how much data a tag can store — from a simple URL (under 100 bytes) to complex NDEF records with multiple languages, images, or application data.\n\nThis ranking orders NFC chips by their total memory capacity, from the largest enterprise-grade chips with kilobytes of storage down to minimal-memory tags designed for simple identification. Understanding memory capacity helps engineers select the right chip for their specific use case.
How we ranked these

Ranked by total_memory_bytes (descending). Only chips with known memory specifications are included.

🥇 #1
NAC1080

SECORA · Infineon Technologies

Infineon SECORA secure element with 8 KB memory supporting AES, ECC, and RSA cryptography. NAC1080 is a high-security NFC chip for healthcare credentials, digital identity, and enterprise access requi

8192B 5cm
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🥈 #2
MIFARE Classic 4K

MIFARE · NXP Semiconductors

Extended-memory MIFARE Classic with 4 KB organized in 40 sectors (32 small + 8 large). Provides 3,440 bytes of user memory with Crypto-1 sector authentication. Used in transit systems and campus cards

4096B 5cm
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🥉 #3
M24LR

M24LR · STMicroelectronics

STMicroelectronics dual-interface EEPROM combining ISO 15693 RF wireless access with I2C wired interface. M24LR supports energy harvesting from the NFC RF field, enabling battery-free operation of con

4096B 10cm
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  1. SLC17 series

    SLC · Infineon Technologies

    Infineon dual-interface security controller supporting both contact (ISO 7816) and contactless (ISO 14443) operation. SLC17 combines 3DES and AES encryption with a secure microcontroller for banking s

    4096B 5cm
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  2. SLE 66R04P

    SLE · Infineon Technologies

    Extended-memory Infineon security controller with 4 KB and 3DES encryption. SLE 66R04P provides additional storage for multi-application government credentials, biometric passport data, and extended a

    4096B 5cm
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  3. ST25DV

    ST25 · STMicroelectronics

    Dynamic NFC/RFID tag with dual-interface: ISO 15693 wireless NFC and I2C wired connection to a host microcontroller. ST25DV features up to 64 Kbit of EEPROM, energy harvesting, fast transfer mode, and

    4096B 10cm
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  4. FeliCa Standard

    FeliCa · Sony

    Sony's full-featured contactless smart card with DES/3DES mutual authentication and up to 4 KB of memory. FeliCa Standard achieves sub-100ms transaction times at 212/424 kbps, making it the fastest co

    4096B 3cm
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  5. MIFARE DESFire EV2

    MIFARE · NXP Semiconductors

    Second generation DESFire adding proximity checking (relay attack prevention), transaction MAC for offline validation, and MIsmartApp for virtualized credentials. DESFire EV2 strengthened the security

    2048B 5cm
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  6. MIFARE DESFire EV3

    MIFARE · NXP Semiconductors

    NXP's latest and most secure contactless smart card, adding SUN/SDM (Secure Unique NFC / Secure Dynamic Messaging), enhanced proximity checking, and delegated application management. DESFire EV3 is th

    2048B 5cm
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  7. MIFARE DESFire EV1

    MIFARE · NXP Semiconductors

    First generation DESFire with flexible file system supporting 3DES and AES-128 encryption. DESFire EV1 introduced the multi-application smart card architecture that became the industry standard for tr

    2048B 5cm
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  8. MIFARE Plus EV2

    MIFARE · NXP Semiconductors

    Advanced MIFARE Plus with AES-128 encryption and proximity check for relay attack prevention. Plus EV2 adds transaction MAC, originality check, and multi-level security (SL1-SL3) for gradual migration

    2048B 5cm
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  9. RF430FRL152H

    RF430 · Texas Instruments

    Texas Instruments NFC sensor transponder combining ISO 15693 wireless communication with a 14-bit sigma-delta ADC and 2 KB FRAM. RF430FRL152H enables batteryless NFC sensor tags that digitize temperat

    2048B 10cm
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  10. MIFARE Plus SE

    MIFARE · NXP Semiconductors

    Entry-level MIFARE Plus variant with AES-128 encryption replacing Crypto-1. MIFARE Plus SE provides a secure migration path from Classic to modern cryptography, operating in security level 3 (AES) whi

    2048B 5cm
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  11. ST25TA

    ST25 · STMicroelectronics

    STMicroelectronics' Type 4 NFC tag IC with up to 2 KB of memory and password-based access control with kill capability. ST25TA provides a simple file system accessible via APDU commands, suitable for

    2048B 5cm
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  12. ICODE DNA

    ICODE · NXP Semiconductors

    Premium ISO 15693 tag with AES-128 mutual authentication and 2,016 bytes of user memory. ICODE DNA provides the highest security level in the ICODE family, enabling authenticated supply chain tracking

    2016B 15cm
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  13. MIFARE Classic 1K

    MIFARE · NXP Semiconductors

    The original MIFARE contactless smart card with 1 KB of memory organized in 16 sectors. MIFARE Classic uses the proprietary Crypto-1 cipher for sector-level access control. Despite known cryptographic

    1024B 5cm
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  14. SLE 66R01P

    SLE · Infineon Technologies

    Infineon security controller with 1 KB memory and 3DES encryption for government ID and access control applications. SLE 66R01P features hardware-accelerated cryptography, tamper-resistant design, and

    1024B 5cm
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  15. NTAG 5 Link

    NTAG · NXP Semiconductors

    NFC Forum Type 5 tag with I2C bridge interface, combining ISO 15693 long-range wireless access with wired microcontroller connectivity. NTAG 5 Link enables NFC-to-I2C data transfer, configuration prov

    1024B 10cm
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  16. NTAG 216

    NTAG · NXP Semiconductors

    Highest-capacity NFC Forum Type 2 tag in the NTAG 21x family with 888 bytes of user memory. NTAG 216 stores full vCard contacts, WiFi credentials with long passwords, and multiple NDEF records. The la

    924B 5cm
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  17. MIFARE DESFire Light

    MIFARE · NXP Semiconductors

    Cost-optimized DESFire variant with AES-128 encryption and transaction MAC in a smaller memory footprint. DESFire Light bridges the gap between MIFARE Ultralight AES and full DESFire, targeting single

    640B 5cm
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Frequently Asked Questions

Which NFC chip has the most memory?
MIFARE DESFire EV3 chips offer up to 8 KB of user memory, making them the largest capacity NFC chips widely available. They're used in transit cards, access control, and loyalty programs where large data storage is needed.
How much memory do I need for a URL?
A simple URL typically requires 50-200 bytes depending on its length. An NTAG213 with 144 bytes of user memory is sufficient for most URLs. For longer URLs or multiple NDEF records, consider NTAG215 (504 bytes) or NTAG216 (888 bytes).

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