Written by Jimco Electric | Published on June 2025
Smart meters transmit your electricity usage data automatically to your utility provider, while analog meters require a technician to read a spinning dial on-site each month. For Illinois homeowners served by ComEd in Chicago and the surrounding suburbs, understanding this difference can directly affect your energy bills and home electrical setup. This article covers how each meter type works, what the upgrade means for your home, and when to call a licensed electrician.
Understand How Each Meter Type Works
An analog meter, also called an electromechanical meter, uses a spinning metal disc to measure electricity consumption. The faster your appliances draw power, the faster the disc spins. A utility worker reads the numbered dials manually, usually once a month.
A smart meter is a digital device that records your electricity usage in real time. It communicates that data wirelessly to ComEd using a radio frequency signal. No technician needs to visit your home for routine readings.
Smart meters also record usage in 15-minute or hourly intervals. This gives both you and your utility a much more detailed picture of when and how you use electricity throughout the day.
One important distinction: smart meters do not change how electricity flows into your home. They only change how usage is measured and reported. Your existing wiring, panel, and appliances work exactly the same way.
Review ComEd’s Smart Meter Rollout Across Illinois
ComEd, the primary electric utility for Chicago and communities within roughly 40 miles of the city, has been installing smart meters since around 2012 under the Illinois Smart Grid Advancement Act. The rollout covered millions of homes across Cook, DuPage, Kane, Lake, McHenry, and Will counties.
If you live in the Chicago metro area, there is a good chance you already have a smart meter installed. You can confirm by checking the face of your meter. Smart meters display a digital readout and often have a small indicator light. Analog meters show a row of spinning dials.
ComEd is required by the Illinois Commerce Commission to provide opt-out options for customers who do not want a smart meter. However, opting out typically involves ongoing monthly fees, so it is worth understanding the trade-offs before making that choice.
Suburban communities like Joliet, Naperville, Aurora, and Elgin are all within ComEd territory and follow the same upgrade timeline. If you have questions about your specific address, Jimco Electric can help you assess your current meter setup during an electrical inspection.
Compare Smart Meters and Analog Meters Side by Side
| Feature | Analog Meter | Smart Meter |
|---|---|---|
| Reading method | Manual, monthly technician visit | Automatic, wireless transmission |
| Data detail | Monthly total only | 15-minute or hourly intervals |
| Billing accuracy | Occasional estimated bills | Always based on actual usage |
| Outage detection | Utility learns from customer calls | Meter alerts utility automatically |
| Time-of-use pricing | Not available | Eligible for ComEd Hourly Pricing |
| Remote disconnect | Not possible | Possible in some situations |
| Privacy | No data transmission | Usage data sent to utility wirelessly |
This table summarizes the practical differences most Illinois homeowners care about. The biggest day-to-day impact is usually billing accuracy and the ability to participate in time-of-use rate programs.
Explore the Benefits of Smart Meters for Chicago Area Homeowners
Smart meters open the door to ComEd’s Hourly Pricing program, which lets you pay the actual market rate for electricity each hour instead of a fixed rate. During off-peak hours, like overnight or on mild weather days, prices drop significantly. Running your dishwasher, washing machine, or EV charger at those times can lower your monthly bill.
Chicago summers push electricity demand and rates higher during afternoon and evening hours. Smart meter data lets you see exactly which hours are most expensive and shift your usage accordingly. That level of control simply is not possible with an analog meter.
Other benefits include:
- Faster outage response because ComEd detects problems automatically instead of waiting for customer calls
- No more estimated bills caused by missed meter readings
- Access to your personal usage data through the ComEd online portal
- Easier identification of appliances or circuits using unusually high power
- Support for home energy management systems and smart thermostats
Jimco Electric works with homeowners throughout the Chicago area who want to pair their smart meter data with upgraded panels, subpanels, or EV charging stations to get the most out of time-of-use pricing.
Know the Legitimate Concerns About Smart Meters
Not every homeowner embraces the smart meter transition, and some of the concerns raised are worth taking seriously. Here is a straightforward look at the most common ones.
Privacy is the most frequently cited issue. Smart meters collect detailed usage data in short intervals. This data is held by ComEd under Illinois Commerce Commission regulations, but some homeowners prefer not to have that level of monitoring. Illinois law does provide some consumer data protections, but the specifics are worth reviewing if this matters to you.
Radio frequency emissions are another concern. Smart meters use low-power wireless signals similar to a Wi-Fi router. The FCC and major health organizations have not found evidence of health risk at these exposure levels, but the debate continues in some communities.
Billing disputes can arise when customers switch from estimated analog bills to precise smart meter bills. If your usage has been underestimated for months, your first smart meter bill may appear higher. This is a catch-up bill reflecting actual past usage, not a malfunction.
Finally, some older homes in Chicago’s established neighborhoods have electrical panels or meter bases that need updating before a smart meter can be installed properly. A licensed electrician should inspect the meter base and service entrance before installation if your home is more than 40 years old.
Review Electrical Work That May Be Needed During a Meter Upgrade
ComEd installs smart meters at no cost to the homeowner for the meter device itself. However, the meter base, service entrance, and surrounding wiring are the homeowner’s responsibility. If any of those components are outdated or damaged, you will need a licensed electrician to make repairs before the new meter can be installed.
| Electrical Component | Typical Repair or Upgrade Need | Approximate Cost Range (Illinois) |
|---|---|---|
| Meter base replacement | Old or corroded meter socket | $200 to $500 |
| Service entrance cable | Damaged insulation or undersized wire | $500 to $1,500 |
| Main panel upgrade | Fuse box or undersized breaker panel | $1,500 to $4,000 |
| Weatherhead replacement | Cracked or loose overhead service entrance | $300 to $700 |
| Ground rod and bonding | Missing or corroded grounding system | $150 to $400 |
These cost ranges reflect typical pricing for the Chicago metro area, including labor and materials. Prices in suburban communities like Naperville, Schaumburg, or Oak Lawn can vary based on local permit fees and the complexity of the job.
Jimco Electric handles all of these service entrance and panel upgrades for homeowners in Chicago and the surrounding suburbs. We pull the necessary permits and coordinate with ComEd so the transition goes smoothly.
FAQs on Smart Meters vs Analog Meters in Illinois
Can I refuse a smart meter installation in Illinois?
Yes, ComEd customers can opt out of the smart meter program through the Illinois Commerce Commission process. However, opting out typically results in a monthly surcharge to cover the cost of manual meter reading. Contact ComEd directly to understand the current fee structure before deciding.
Will a smart meter increase my electricity bill?
A smart meter itself does not increase your usage or your rate. If your first smart meter bill looks higher than usual, it may reflect a catch-up charge from previously underestimated analog readings. Over time, smart meters give you the data to reduce your bill by shifting usage to off-peak hours.
How do I know if I already have a smart meter?
Look at the face of your meter on the outside of your home. A smart meter shows a digital display and may have a blinking indicator light. An analog meter has a row of spinning clock-like dials. You can also log into your ComEd account online to confirm your meter type.
Does my electrician need to be involved in the smart meter installation?
ComEd handles the meter swap itself at no charge to you. However, if your meter base, service entrance, or panel needs repair or upgrade before installation, you need a licensed Illinois electrician to complete that work first. ComEd will not install a smart meter on unsafe or non-compliant equipment.
Can a smart meter detect problems inside my home’s wiring?
Smart meters track your total usage and can flag unusual consumption patterns, but they do not diagnose internal wiring issues directly. If your smart meter data shows unexpected spikes in usage, an electrician can inspect your panel and circuits to identify the cause.
Does the smart meter work during a power outage?
Smart meters have a small internal battery that allows them to record and transmit an outage notification to ComEd even when power is out. This helps the utility dispatch crews faster. However, the meter cannot restore your power on its own. Restoration still requires linemen to address the physical issue on the grid.
Wrap Up and Next Steps
For most Illinois homeowners in Chicago and the surrounding suburbs, smart meters offer real advantages in billing accuracy, outage response, and access to time-of-use pricing programs through ComEd. Analog meters are reliable but increasingly limited compared to what the grid can now offer.
If your home needs electrical work before or after a meter upgrade, or if you want a professional inspection of your service entrance and panel, Jimco Electric is ready to help. We serve Chicago and communities up to 40 miles outside the city, and our licensed electricians understand ComEd’s requirements inside and out.
Call Jimco Electric at 708-304-8687 to schedule an inspection or get a quote for any electrical work related to your meter upgrade.