Side-by-Side Comparison
AVerMedia Live Gamer Ultra S vs LILYGO T-Display-P4 Standalone Keyboard Expansion Module
Standardized 5-pillar engineering audit, thermal telemetry, verified longevity metrics, and complete technical specification diff.
▲ DOCUMENTED QUIRKS
Composite Score:
4.1
/ 5.0
A well-engineered external capture solution delivering 4K60 HDR and high-refresh VRR support within a compact, completely silent solid-state footprint.
▲ DOCUMENTED QUIRKS
Composite Score:
4.1
/ 5.0
A feature-dense handheld terminal expansion pairing a TCA8418 matrix scanner, dual 21700 battery chassis, and multi-protocol RF transceivers, tempered by delicate pogo-pin alignment and standby battery drain.
⚖️
Mizex Comparative Audit Verdict
Both the AVerMedia Live Gamer Ultra S and LILYGO T-Display-P4 Standalone Keyboard Expansion Module share an identical composite score of 4.1. Choice between them depends primarily on specific port requirements, physical dimensions, or pricing.
5-Pillar Engineering Telemetry
Detailed comparison across standardized normalized 1.0 – 5.0 engineering pillars.
AVerMedia Live Gamer Ultra S
LILYGO T-Display-P4 Standalone Keyboard Expansion Module
Engineering & Architecture
(30%)
Winner: LILYGO T-Display-P4 Standalone Keyboard Expansion Module (+0.1)
4.1
4.2
Build Quality & Materials
(20%)
Winner: AVerMedia Live Gamer Ultra S (+0.2)
4.1
3.9
Thermal, Power & Acoustics
(20%)
Winner: LILYGO T-Display-P4 Standalone Keyboard Expansion Module (+0.1)
4.0
4.1
Real-World Reliability
(20%)
Winner: AVerMedia Live Gamer Ultra S (+0.4)
4.2
3.8
Buyer Value & Upgrades
(10%)
Winner: LILYGO T-Display-P4 Standalone Keyboard Expansion Module (+0.4)
4.1
4.5
AVerMedia Live Gamer Ultra S: Strengths & Caveats
✔ Advantages
- Supports 4K60 HDR, 1440p, ultrawide, and up to 1080p240 VRR capture
- Native 5.1 surround sound audio ingestion capability
- Compact and silent solid-state external form factor
- Streamlined configuration through AVerMedia Streaming Center
✖ Documented Caveats
- Limited to HDMI 2.0 bandwidth rather than HDMI 2.1
LILYGO T-Display-P4 Standalone Keyboard Expansion Module: Strengths & Caveats
✔ Advantages
- Dedicated Texas Instruments TCA8418 I2C keyboard controller with hardware debouncing and key event FIFO
- Extensive RF consolidation integrating CC1101 Sub-GHz, nRF24L01 2.4 GHz, and ST25R3916 NFC transceivers
- Dual 21700 lithium-ion cell bay provides high-capacity runtime for untethered field terminal operation
- Cable-free mating via spring-loaded pogo pin interface directly to the host platform
✖ Documented Caveats
- Quiescent standby battery drain can deplete 21700 cells into low-voltage lockout if the hardware switch is left on
- Pogo-pin bus alignment requires precise mechanical registration to prevent I2C initialization failures
- Cramped miniature tactile dome switch layout limits typing comfort during prolonged sessions
Technical Specification Comparison
Side-by-side spec alignment. Rows highlighted with subtle shading denote differing specifications.
| Specification | AVerMedia Live Gamer Ultra S | LILYGO T-Display-P4 Standalone Keyboard Expansion Module |
|---|---|---|
| Brand DIFF | AVerMedia | LILYGO |
| Model DIFF | AVerMedia Live Gamer Ultra S | T-Display-P4 Standalone Keyboard Expansion Module |
| Model Number DIFF | GC553Pro | — |
| Form Factor DIFF | External | — |
| Interface DIFF | HDMI 2.0 | — |
| Max Capture Resolution DIFF | 4K at 60Hz HDR | — |
| Supported Resolutions DIFF | 4K60, 1440p, 1080p240, Ultrawide | — |
| Variable Refresh Rate (VRR) DIFF | Supported (up to 1080p240 VRR) | — |
| Audio Ingest DIFF | 5.1 Surround Sound | — |
| Companion Software DIFF | AVerMedia Streaming Center | — |
| Keyboard Controller DIFF | — | Texas Instruments TCA8418 (I2C interface, 10x7 scan matrix) |
| I/O Expansion DIFF | — | XL9555 16-Bit I2C GPIO Expander |
| Key Layout DIFF | — | Miniature QWERTY tactile dome matrix |
| Backlight Driver DIFF | — | Silergy SY7200A Step-Up LED Driver (PWM Dimming) |
| Host Interconnect DIFF | — | Rigid multi-pin spring-loaded pogo pin array |
| Sub GHz Radio DIFF | — | Texas Instruments CC1101 (433 / 868 / 915 MHz) |
| 2.4 GHz Radio DIFF | — | Nordic Semiconductor nRF24L01+ |
| NFC Transceiver DIFF | — | STMicroelectronics ST25R3916 |
| Battery Compatibility DIFF | — | Dual 21700 Lithium-Ion Cells |
| Power Control DIFF | — | Integrated hardware slide switch |
| Host Platform Compatibility DIFF | — | LILYGO T-Display-P4 (TFT and AMOLED variants) |
| Form Factor Integration DIFF | — | Handheld terminal / cyberdeck expansion shell |
| Host Dimensions Reference DIFF | — | 4.29 x 2.48 x 0.87 in (109 x 63 x 22 mm) |
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