Espressif Logo

Espressif Insights & Technical Blog

Deep dives into wireless technology, IoT application stories, and engineering best practices from our team.

Your Network Tester Is Only as Good as Its Connection

Why your industrial test equipment keeps failing on site, and how choosing the right wireless SoC—like Espressif's ESP32 family—can save you from costly field failures. [...]
Continue reading

Beyond the Chip Spec Sheet: A Total-Cost View of Your Espressif ESP32 WiFi Speed Choice

Choosing an Espressif ESP32 for your IoT project involves more than just checking a datasheet spec. We look at WiFi speed, dev framework, and hidden costs through a TCO lens. [...]
Continue reading

Your Multimeter is Lying to You: Why Your ESP32 Power Readings Are Probably Wrong (And How to Fix It for Real)

A quality inspector reveals why standard multimeters fail to capture the true power consumption of ESP32 SoCs in real-world IoT applications, and how to get accurate measurements for battery-powered designs. [...]
Continue reading

Espressif vs. Traditional SoC Vendors: A Buyer's Perspective on IoT Development

An admin buyer compares Espressif's integrated Wi-Fi/Bluetooth SoCs against traditional semiconductor suppliers, focusing on developer experience, ecosystem, and total cost of ownership for IoT projects. [...]
Continue reading

From Cisco to Espressif: How One Bad Invoice Changed Our Vendor Strategy

An admin buyer shares the real-world experience of switching from Cisco switches to Espressif-based solutions, highlighting the importance of total value over upfront cost. [...]
Continue reading

ESP32-S3-Box-3 for Emergency IoT Projects: Why It Beat NXP in Our Rush Order

A first-hand account of a 48-hour medical IoT prototype where we chose Espressif's ESP32-S3-Box-3 over NXP. Includes real-world comparison, time pressure decisions, and lessons for OEMs. [...]
Continue reading

The $15,000 Lesson: How Skipping a Final Check on an ESP32 Project Cost a Week of Rework

A veteran emergency specialist recounts a critical IoT project failure with Espressif ESP32 chips, highlighting the hidden cost of skipping final checks and the value of preparation. [...]
Continue reading

The Total Cost of Ownership Checklist for Espressif Wi‑Fi SoCs: What to Check Before You Spec

A quality inspector's step‑by‑step guide to evaluating Espressif Inc. products – covering hidden costs, communication pitfalls, and time‑pressure decisions that affect total cost. [...]
Continue reading

Why ESP32 Is Everywhere (And Why You’re Probably Using It Wrong)

An insider’s take on the real reason ESP32 dominates IoT prototyping—and the costly mistake most developers make when choosing chips. [...]
Continue reading

Choosing the Right Espressif Setup: KiCad Plugin, Content Manager, and Why Your Connector Choice Matters

A field guide from a developer who’s made the mistakes. Three common scenarios to help you decide which Espressif workflow fits your project—including the often-overlooked connector decision. [...]
Continue reading